Natural Alternatives

2.02

+0.06003.06%

Volume:28.37K

Turnover:55.60K

Market Cap:12.68M

PE:-0.84

High:2.12

Open:1.91

Low:1.91

Close:1.96

52wk High:4.96

52wk Low:1.91

Shares:6.28M

Float Shares:5.15M

Volume Ratio:3.77

T/O Rate:0.55%

Dividend:- -

Dividend Rate:- -

EPS(TTM):-2.3909

EPS(LYR):-2.2828

ROE:-20.57%

ROA:-2.47%

PB:0.20

PE(LYR):-0.88

Loading ...

Overview Company News Filings

Feb 08, 2022

{"basename":"","ssrTDKData":{"titleTemplate":"%s - Tiger Brokers","title":"Tiger Brokers HK | Online Trading in stocks, bonds & ETFS","description":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","keywords":"tiger trading,tiger security,tiger broker hk,tigers co ltd,tiger trade hk,tiger brokers hk,stock broker,securities broker,online brokerage,hong kong broker,hk broker,online stock trading,online trading platform,stock trading platforms,trading application,stock trading,stock trading hong kong,buying stocks in hong kong,tiger brokers","social":{"ogDescription":"Discover Tiger Brokers HK, an online trading platform for stocks&ETFs, options&futures, bonds and crypto. Open an account to enjoy low commission trading today!","ogImage":"https://c1.itigergrowtha.com/portal5/static/media/og-logo.0a0bd8dc.png","ogUrl":"https://www.imtigers.com/stock/NAII/filings?page=3"},"companyName":"Tiger Brokers"},"pageData":{"isMobile":false,"isTiger":false,"isTTM":true,"region":"HKG","license":"TBHK","edition":"fundamental","symbol":"NAII","isAnalysisPage":false},"__swrFallback__":{"@#url:\"https://hq.skytigris.cn/stock_info/detail/global\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"NAII\",,,,,undefined,":{"symbol":"NAII","market":"US","secType":"STK","nameCN":"Natural Alternatives","latestPrice":2.02,"timestamp":1789410930521,"preClose":1.96,"halted":0,"volume":28373,"delay":0,"changeRate":0.03061224489795921,"floatShares":5151863,"shares":6275200,"eps":-2.390927,"marketStatus":"Trading","change":0.06,"latestTime":"09-14 14:42:29 EDT","open":1.91,"high":2.12,"low":1.91,"amount":55595.8976077,"amplitude":0.107143,"askPrice":2.1,"askSize":100,"bidPrice":1.98,"bidSize":9,"shortable":3,"etf":0,"ttmEps":-2.390927,"tradingStatus":2,"nextMarketStatus":{"tag":"Post-Mkt","tradingStatus":3,"beginTime":1789416000000},"marketStatusCode":2,"adr":0,"adrRate":0,"listingDate":510037200000,"exchange":"NASDAQ","adjPreClose":1.96,"postHourTrading":{"tag":"盘后","latestPrice":1.96,"preClose":1.96,"latestTime":"16:10 EDT","volume":6,"amount":11.76,"timestamp":1789157404727,"change":0,"changeRate":0,"amplitude":0},"volumeRatio":3.766481},"@#url:\"https://hq.skytigris.cn/stock_info/fundamental/all\",params:#delay:false,,method:\"POST\",data:#items:@#symbol:\"NAII\",,,,,undefined,":{"symbol":"NAII","floatShares":5151863,"roa":"-2.47%","roe":"-20.57%","lyrEps":-2.282847,"volumeRatio":3.766481,"shares":6275200,"dividePrice":0,"high":2.12,"amplitude":0.107143,"preClose":1.96,"low":1.91,"week52Low":1.91,"pbRate":"0.20","psRate":"0.09","week52High":4.96,"institutionHeld":0.3581,"latestPrice":2.02,"committee":-0.834862,"eps":-2.390927,"divideRate":0,"volume":28373,"delay":0,"ttmEps":-2.390927,"open":1.91,"prevYearClose":3.58,"prevWeekClose":1.96,"prevMonthClose":2.11,"prevQuarterClose":2.39,"fiveDayClose":2.08,"twentyDayClose":2.04,"sixtyDayClose":2.51},"@#url:\"https://hq.skytigris.cn/fundamental/corporate_actions/details/NAII\",params:#limit:5,,,undefined,":[{"date":"2026-05-19","symbol":"NAII","type":"earning","reportTimeType":"pre","market":"US","fiscalQuarterEnding":null,"expectedEps":null,"defaultRemindTime":1779177600000,"name":null,"time":"Pre-MKt","dateTimestamp":1779163200000,"actualEps":null},{"market":"US","date":"2026-02-13","symbol":"NAII","fiscalQuarterEnding":"2025/12","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1770958800000,"reportTimeType":"post","actualEps":-0.42},{"market":"US","date":"2025-11-12","symbol":"NAII","fiscalQuarterEnding":"2025/09","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1762923600000,"reportTimeType":"post","actualEps":-0.05},{"market":"US","date":"2025-09-23","symbol":"NAII","fiscalQuarterEnding":"2025/06","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1758600000000,"reportTimeType":"post","actualEps":-0.17},{"market":"US","date":"2025-05-14","symbol":"NAII","fiscalQuarterEnding":"2025/03","expectedEps":null,"name":null,"time":"Post-Mkt","type":"earning","dateTimestamp":1747195200000,"reportTimeType":"post","actualEps":-0.37}],"@#url:\"https://hq.skytigris.cn/fundamental/dividend/history\",params:#symbol:\"NAII\",market:\"US\",,,undefined,":[],"@#url:\"https://hq.skytigris.cn/fundamental/estimate/recommendation\",params:#symbol:\"NAII\",market:\"US\",delay:false,,,undefined,":{},"@#url:\"https://hq.skytigris.cn/value_analysis/stock/NAII\",params:#withQuantilePoint:true,period:\"5year\",factor:\"peRate\",delay:false,algorithm:1,,,undefined,":{"brief":{"id":"NAII","date":"2026-09-11","current":-0.844861,"percent":0.509388,"low":-12.904222,"twenty":-2.921663,"median":-0.932267,"eighty":7.114903,"high":56.718787,"avg":3.763875,"sd":12.141988,"marketCap":12675962},"quantilePoints":[{"date":"2021-09-17","current":9.658476,"twenty":8.47888,"median":12.503934,"eighty":21.265876,"marketCap":92760000},{"date":"2021-09-24","current":8.410897,"twenty":8.404978,"median":12.479188,"eighty":21.177023,"marketCap":90568543},{"date":"2021-10-01","current":7.854512,"twenty":8.362783,"median":12.405084,"eighty":20.906918,"marketCap":84577380},{"date":"2021-10-08","current":7.848592,"twenty":8.317452,"median":12.376038,"eighty":20.677038,"marketCap":84513644},{"date":"2021-10-15","current":7.996567,"twenty":8.249278,"median":12.376038,"eighty":20.490973,"marketCap":86107038},{"date":"2021-10-22","current":7.901863,"twenty":8.205191,"median":12.305318,"eighty":20.392168,"marketCap":85087266},{"date":"2021-10-29","current":7.448001,"twenty":8.171455,"median":12.262572,"eighty":20.374102,"marketCap":80200071},{"date":"2021-11-05","current":7.861778,"twenty":8.119829,"median":12.221759,"eighty":20.374102,"marketCap":84655630},{"date":"2021-11-12","current":7.749779,"twenty":8.056283,"median":12.163878,"eighty":20.374102,"marketCap":91183902},{"date":"2021-11-19","current":7.313134,"twenty":7.990648,"median":12.086915,"eighty":20.306837,"marketCap":86046337},{"date":"2021-11-26","current":7.013108,"twenty":7.96546,"median":12.013364,"eighty":20.273737,"marketCap":82516231},{"date":"2021-12-03","current":6.922029,"twenty":7.934053,"median":11.875578,"eighty":20.273737,"marketCap":81444592},{"date":"2021-12-10","current":6.879168,"twenty":7.901863,"median":11.768193,"eighty":20.273737,"marketCap":80940291},{"date":"2021-12-17","current":6.777373,"twenty":7.892371,"median":11.706778,"eighty":20.273737,"marketCap":79742576},{"date":"2021-12-23","current":6.707725,"twenty":7.852144,"median":11.556486,"eighty":20.273737,"marketCap":78923087},{"date":"2021-12-31","current":6.777373,"twenty":7.845439,"median":11.400437,"eighty":20.273737,"marketCap":79742576},{"date":"2022-01-07","current":7.045254,"twenty":7.810831,"median":11.229354,"eighty":20.273737,"marketCap":82894457},{"date":"2022-01-14","current":7.157764,"twenty":7.775622,"median":11.180771,"eighty":20.273737,"marketCap":84218246},{"date":"2022-01-21","current":6.884526,"twenty":7.769238,"median":11.12247,"eighty":20.273737,"marketCap":81003328},{"date":"2022-01-28","current":7.125618,"twenty":7.708985,"median":10.944329,"eighty":20.273737,"marketCap":83840021},{"date":"2022-02-04","current":7.018466,"twenty":7.702953,"median":10.805346,"eighty":20.273737,"marketCap":82579269},{"date":"2022-02-11","current":7.589613,"twenty":7.702953,"median":10.749994,"eighty":20.273737,"marketCap":75751925},{"date":"2022-02-18","current":7.322458,"twenty":7.702953,"median":10.68359,"eighty":20.273737,"marketCap":73085457},{"date":"2022-02-25","current":6.927799,"twenty":7.681173,"median":10.59536,"eighty":20.273737,"marketCap":69146357},{"date":"2022-03-04","current":6.715289,"twenty":7.666401,"median":10.526508,"eighty":20.273737,"marketCap":67025303},{"date":"2022-03-11","current":6.648501,"twenty":7.630284,"median":10.450878,"eighty":20.273737,"marketCap":66358686},{"date":"2022-03-18","current":6.921727,"twenty":7.625334,"median":10.402717,"eighty":20.273737,"marketCap":69085755},{"date":"2022-03-25","current":6.894404,"twenty":7.589153,"median":10.393419,"eighty":20.273737,"marketCap":68813048},{"date":"2022-04-01","current":7.018874,"twenty":7.485561,"median":10.345822,"eighty":20.273737,"marketCap":70055380},{"date":"2022-04-08","current":6.939942,"twenty":7.417177,"median":10.306396,"eighty":20.273737,"marketCap":69267560},{"date":"2022-04-14","current":6.102049,"twenty":7.313134,"median":10.237277,"eighty":20.273737,"marketCap":60904547},{"date":"2022-04-22","current":6.016438,"twenty":7.198766,"median":10.209584,"eighty":20.273737,"marketCap":60050065},{"date":"2022-04-29","current":5.944185,"twenty":7.136058,"median":10.165239,"eighty":20.273737,"marketCap":59328907},{"date":"2022-05-06","current":5.507023,"twenty":7.120187,"median":10.113753,"eighty":20.273737,"marketCap":54965596},{"date":"2022-05-13","current":6.037852,"twenty":7.104348,"median":10.065592,"eighty":20.273737,"marketCap":63814061},{"date":"2022-05-20","current":5.703696,"twenty":7.080614,"median":10.065592,"eighty":20.273737,"marketCap":60282367},{"date":"2022-05-27","current":5.905342,"twenty":7.070027,"median":10.041697,"eighty":20.273737,"marketCap":62413562},{"date":"2022-06-03","current":6.049375,"twenty":7.070027,"median":10.017431,"eighty":20.273737,"marketCap":63935844},{"date":"2022-06-10","current":6.07242,"twenty":7.048436,"median":9.987179,"eighty":20.273737,"marketCap":64179409},{"date":"2022-06-17","current":5.859252,"twenty":7.035473,"median":9.966103,"eighty":20.273737,"marketCap":61926431},{"date":"2022-06-24","current":5.767071,"twenty":7.018466,"median":9.969271,"eighty":20.273737,"marketCap":60952171},{"date":"2022-07-01","current":6.014807,"twenty":7.001386,"median":9.969271,"eighty":20.273737,"marketCap":63570496},{"date":"2022-07-08","current":5.772832,"twenty":6.993423,"median":9.969271,"eighty":20.273737,"marketCap":61013062},{"date":"2022-07-15","current":5.657606,"twenty":6.970582,"median":9.969271,"eighty":20.273737,"marketCap":59795236},{"date":"2022-07-22","current":5.824684,"twenty":6.937063,"median":9.969271,"eighty":20.273737,"marketCap":61561084},{"date":"2022-07-29","current":5.825836,"twenty":6.921908,"median":9.969271,"eighty":20.273737,"marketCap":61573262},{"date":"2022-08-05","current":5.735672,"twenty":6.902613,"median":9.969271,"eighty":20.273737,"marketCap":60620313},{"date":"2022-08-12","current":6.020568,"twenty":6.890453,"median":9.962935,"eighty":20.273737,"marketCap":63631387},{"date":"2022-08-19","current":6.539086,"twenty":6.856666,"median":9.940262,"eighty":20.273737,"marketCap":69111602},{"date":"2022-08-26","current":6.743613,"twenty":6.83095,"median":9.906484,"eighty":20.273737,"marketCap":71273243},{"date":"2022-09-02","current":6.465226,"twenty":6.797864,"median":9.789412,"eighty":20.273737,"marketCap":68330976},{"date":"2022-09-09","current":6.867481,"twenty":6.777373,"median":9.781045,"eighty":20.273737,"marketCap":72582405},{"date":"2022-09-16","current":6.850197,"twenty":6.762838,"median":9.752193,"eighty":20.273737,"marketCap":72399731},{"date":"2022-09-23","current":5.214931,"twenty":6.748948,"median":9.752193,"eighty":20.273737,"marketCap":55862345},{"date":"2022-09-30","current":5.268928,"twenty":6.715289,"median":9.752193,"eighty":20.273737,"marketCap":56440756},{"date":"2022-10-07","current":5.18367,"twenty":6.700224,"median":9.752193,"eighty":20.273737,"marketCap":55527475},{"date":"2022-10-14","current":5.263244,"twenty":6.681415,"median":9.752193,"eighty":20.273737,"marketCap":56379871},{"date":"2022-10-21","current":4.985872,"twenty":6.649482,"median":9.752193,"eighty":20.273737,"marketCap":53408664},{"date":"2022-10-28","current":4.823502,"twenty":6.628374,"median":9.752193,"eighty":20.273737,"marketCap":51669352},{"date":"2022-11-04","current":4.761098,"twenty":6.568899,"median":9.752193,"eighty":20.273737,"marketCap":51000877},{"date":"2022-11-11","current":5.683128,"twenty":6.506907,"median":9.752193,"eighty":20.273737,"marketCap":48357738},{"date":"2022-11-18","current":5.448112,"twenty":6.22834,"median":9.752193,"eighty":20.273737,"marketCap":46357982},{"date":"2022-11-25","current":5.554937,"twenty":6.14621,"median":9.752193,"eighty":20.273737,"marketCap":47266962},{"date":"2022-12-02","current":5.547816,"twenty":6.063202,"median":9.752193,"eighty":20.273737,"marketCap":47206363},{"date":"2022-12-09","current":5.619033,"twenty":6.044139,"median":9.752193,"eighty":20.273737,"marketCap":47812350},{"date":"2022-12-16","current":5.697372,"twenty":6.015786,"median":9.752193,"eighty":20.273737,"marketCap":48478936},{"date":"2022-12-23","current":5.996484,"twenty":6.004021,"median":9.752193,"eighty":20.273737,"marketCap":51024080},{"date":"2022-12-30","current":5.975119,"twenty":5.963761,"median":9.752193,"eighty":20.273737,"marketCap":50842284},{"date":"2023-01-06","current":6.712216,"twenty":5.95245,"median":9.72666,"eighty":20.273737,"marketCap":57114246},{"date":"2023-01-13","current":6.943672,"twenty":5.95245,"median":9.639722,"eighty":20.273737,"marketCap":59083703},{"date":"2023-01-20","current":6.281352,"twenty":5.95245,"median":9.580237,"eighty":20.273737,"marketCap":53448026},{"date":"2023-01-27","current":6.445152,"twenty":5.95245,"median":9.544,"eighty":20.273737,"marketCap":54841796},{"date":"2023-02-03","current":6.388178,"twenty":5.95245,"median":9.51152,"eighty":20.273737,"marketCap":54357006},{"date":"2023-02-10","current":6.21614,"twenty":5.95245,"median":9.464588,"eighty":20.273737,"marketCap":52681785},{"date":"2023-02-17","current":6.241076,"twenty":5.95245,"median":9.438229,"eighty":20.179016,"marketCap":52893116},{"date":"2023-02-24","current":6.419189,"twenty":5.95245,"median":9.366972,"eighty":20.067122,"marketCap":54402623},{"date":"2023-03-03","current":6.344381,"twenty":5.95245,"median":9.324866,"eighty":19.950219,"marketCap":53768630},{"date":"2023-03-10","current":6.387128,"twenty":5.95245,"median":9.245572,"eighty":19.794256,"marketCap":54130912},{"date":"2023-03-17","current":6.6258,"twenty":5.95245,"median":9.198548,"eighty":19.716987,"marketCap":56153651},{"date":"2023-03-24","current":6.511807,"twenty":5.95245,"median":9.167353,"eighty":19.671547,"marketCap":55187566},{"date":"2023-03-31","current":6.568803,"twenty":5.954389,"median":9.12077,"eighty":19.613041,"marketCap":55670608},{"date":"2023-04-06","current":6.340819,"twenty":5.954389,"median":9.097792,"eighty":19.514237,"marketCap":53738440},{"date":"2023-04-14","current":6.287171,"twenty":5.95245,"median":9.073489,"eighty":19.457676,"marketCap":53283776},{"date":"2023-04-21","current":6.287385,"twenty":5.95245,"median":9.034379,"eighty":19.319054,"marketCap":53285588},{"date":"2023-04-28","current":6.433438,"twenty":5.95245,"median":8.994545,"eighty":19.169722,"marketCap":54523383},{"date":"2023-05-05","current":5.614118,"twenty":5.939466,"median":8.965346,"eighty":19.0386,"marketCap":47579652},{"date":"2023-05-12","current":5.343387,"twenty":5.903038,"median":8.932956,"eighty":18.849856,"marketCap":45285202},{"date":"2023-05-19","current":13.132658,"twenty":5.899581,"median":8.932694,"eighty":17.845952,"marketCap":47146244},{"date":"2023-05-26","current":13.048041,"twenty":5.899581,"median":8.932694,"eighty":17.575035,"marketCap":46842467},{"date":"2023-06-02","current":12.828035,"twenty":5.899581,"median":8.932694,"eighty":17.244158,"marketCap":46052646},{"date":"2023-06-09","current":12.736817,"twenty":5.899581,"median":8.932694,"eighty":16.954202,"marketCap":45725174},{"date":"2023-06-16","current":12.811111,"twenty":5.899581,"median":8.932694,"eighty":15.63766,"marketCap":45991890},{"date":"2023-06-23","current":12.6588,"twenty":5.899581,"median":8.931206,"eighty":15.110521,"marketCap":45445091},{"date":"2023-06-30","current":12.218788,"twenty":5.899581,"median":8.929717,"eighty":14.741559,"marketCap":43865449},{"date":"2023-07-07","current":12.184941,"twenty":5.899581,"median":8.929717,"eighty":14.342962,"marketCap":43743938},{"date":"2023-07-14","current":12.184941,"twenty":5.899581,"median":8.929717,"eighty":14.300398,"marketCap":43743938},{"date":"2023-07-21","current":11.863394,"twenty":5.899581,"median":8.929717,"eighty":14.200503,"marketCap":42589584},{"date":"2023-07-28","current":11.914164,"twenty":5.899581,"median":8.929717,"eighty":14.163296,"marketCap":42771850},{"date":"2023-08-04","current":12.3711,"twenty":5.899581,"median":8.929717,"eighty":14.124078,"marketCap":44412248},{"date":"2023-08-11","current":11.931088,"twenty":5.899581,"median":8.929717,"eighty":14.053464,"marketCap":42832606},{"date":"2023-08-18","current":9.25717,"twenty":5.899581,"median":8.929717,"eighty":13.97252,"marketCap":33233242},{"date":"2023-08-25","current":10.627976,"twenty":5.899581,"median":8.929717,"eighty":13.902658,"marketCap":38154435},{"date":"2023-09-01","current":10.492588,"twenty":5.899581,"median":8.929717,"eighty":13.827107,"marketCap":37668391},{"date":"2023-09-08","current":10.594129,"twenty":5.899581,"median":8.929717,"eighty":13.728249,"marketCap":38032924},{"date":"2023-09-15","current":11.27107,"twenty":5.899581,"median":8.929717,"eighty":13.650966,"marketCap":40463143},{"date":"2023-09-22","current":15.188867,"twenty":5.899581,"median":8.929717,"eighty":13.585594,"marketCap":38306323},{"date":"2023-09-29","current":15.330675,"twenty":5.899581,"median":8.929717,"eighty":13.585594,"marketCap":38663962},{"date":"2023-10-06","current":15.306532,"twenty":5.899581,"median":8.929717,"eighty":13.585594,"marketCap":38603074},{"date":"2023-10-13","current":15.089247,"twenty":5.899581,"median":8.929717,"eighty":13.695329,"marketCap":38055081},{"date":"2023-10-20","current":14.582248,"twenty":5.899581,"median":8.928097,"eighty":13.806181,"marketCap":36776430},{"date":"2023-10-27","current":14.727105,"twenty":5.896124,"median":8.91705,"eighty":13.819049,"marketCap":37141759},{"date":"2023-11-03","current":14.727105,"twenty":5.896124,"median":8.91705,"eighty":13.819049,"marketCap":37141759},{"date":"2023-11-10","current":14.799533,"twenty":5.896124,"median":8.91705,"eighty":13.819049,"marketCap":37324423},{"date":"2023-11-17","current":48.301435,"twenty":5.896124,"median":8.91705,"eighty":13.914468,"marketCap":37385311},{"date":"2023-11-24","current":48.065435,"twenty":5.896124,"median":8.91705,"eighty":14.066543,"marketCap":37202647},{"date":"2023-11-30","current":47.121433,"twenty":5.896124,"median":8.91705,"eighty":14.150709,"marketCap":36471989},{"date":"2023-12-08","current":50.268107,"twenty":5.896124,"median":8.91705,"eighty":14.295597,"marketCap":38907515},{"date":"2023-12-15","current":55.853452,"twenty":5.896124,"median":8.91705,"eighty":14.482114,"marketCap":43230572},{"date":"2023-12-21","current":53.021446,"twenty":5.894972,"median":8.91411,"eighty":14.707791,"marketCap":41038599},{"date":"2023-12-29","current":50.661441,"twenty":5.891515,"median":8.900564,"eighty":14.776667,"marketCap":39211955},{"date":"2024-01-05","current":51.998776,"twenty":5.889211,"median":8.889958,"eighty":14.818751,"marketCap":40247053},{"date":"2024-01-12","current":48.380102,"twenty":5.889211,"median":8.889958,"eighty":14.992531,"marketCap":37446199},{"date":"2024-01-19","current":49.166771,"twenty":5.886906,"median":8.889958,"eighty":15.071497,"marketCap":38055081},{"date":"2024-01-26","current":49.481438,"twenty":5.889211,"median":8.889958,"eighty":15.219618,"marketCap":38298633},{"date":"2024-02-02","current":48.301435,"twenty":5.889211,"median":8.889958,"eighty":15.33966,"marketCap":37385311},{"date":"2024-02-09","current":48.380102,"twenty":5.889211,"median":8.889958,"eighty":15.404241,"marketCap":37446199},{"date":"2024-02-16","current":-9.055424,"twenty":5.878264,"median":8.91117,"eighty":15.436903,"marketCap":37208736},{"date":"2024-02-23","current":-9.098396,"twenty":5.857171,"median":8.91117,"eighty":15.436903,"marketCap":37385311},{"date":"2024-03-01","current":-8.950214,"twenty":5.84155,"median":8.86338,"eighty":15.432075,"marketCap":36776430},{"date":"2024-03-08","current":-8.81685,"twenty":5.823532,"median":8.776454,"eighty":15.432075,"marketCap":36228437},{"date":"2024-03-15","current":-8.490849,"twenty":5.79518,"median":8.675219,"eighty":15.432075,"marketCap":34888898},{"date":"2024-03-22","current":-8.81685,"twenty":5.765365,"median":8.609929,"eighty":15.432075,"marketCap":36228437},{"date":"2024-03-28","current":-9.009487,"twenty":5.748635,"median":8.581532,"eighty":15.432075,"marketCap":37019983},{"date":"2024-04-05","current":-9.898581,"twenty":5.72098,"median":8.422735,"eighty":15.436903,"marketCap":40673270},{"date":"2024-04-12","current":-9.928218,"twenty":5.703696,"median":8.395559,"eighty":15.436903,"marketCap":40795047},{"date":"2024-04-19","current":-9.720762,"twenty":5.692174,"median":8.275648,"eighty":15.436903,"marketCap":39942613},{"date":"2024-04-26","current":-9.587398,"twenty":5.67292,"median":8.185783,"eighty":15.432075,"marketCap":39394620},{"date":"2024-05-03","current":-9.251024,"twenty":5.61805,"median":8.090547,"eighty":15.432075,"marketCap":38012459},{"date":"2024-05-10","current":-9.780035,"twenty":5.556685,"median":8.038,"eighty":15.432075,"marketCap":40186165},{"date":"2024-05-17","current":-12.450204,"twenty":5.518605,"median":7.978413,"eighty":15.432075,"marketCap":41160375},{"date":"2024-05-24","current":-12.191666,"twenty":5.485684,"median":7.937543,"eighty":15.432075,"marketCap":40305648},{"date":"2024-05-31","current":-12.135397,"twenty":5.476599,"median":7.927558,"eighty":15.432075,"marketCap":40119622},{"date":"2024-06-07","current":-12.266692,"twenty":5.44139,"median":7.901028,"eighty":15.432075,"marketCap":40553683},{"date":"2024-06-14","current":-12.64182,"twenty":5.415878,"median":7.884549,"eighty":15.436903,"marketCap":41793857},{"date":"2024-06-21","current":-11.741512,"twenty":5.398818,"median":7.845439,"eighty":15.441732,"marketCap":38817439},{"date":"2024-06-28","current":-11.572704,"twenty":5.382605,"median":7.821973,"eighty":15.456218,"marketCap":38259361},{"date":"2024-07-05","current":-10.428564,"twenty":5.342125,"median":7.7795,"eighty":15.456218,"marketCap":34476831},{"date":"2024-07-12","current":-10.691153,"twenty":5.267791,"median":7.741405,"eighty":15.456218,"marketCap":35344953},{"date":"2024-07-15","current":-10.878717,"twenty":5.260336,"median":7.714001,"eighty":15.456218,"marketCap":35965040},{"date":"2024-08-02","current":-10.728666,"twenty":5.217773,"median":7.659198,"eighty":15.823188,"marketCap":35468970},{"date":"2024-08-09","current":-10.015923,"twenty":5.134856,"median":7.626424,"eighty":15.823188,"marketCap":33112640},{"date":"2024-08-16","current":-10.222243,"twenty":4.987918,"median":7.592375,"eighty":15.823188,"marketCap":33794736},{"date":"2024-08-23","current":-10.428564,"twenty":4.864255,"median":7.512513,"eighty":15.823188,"marketCap":34476831},{"date":"2024-08-30","current":-10.18473,"twenty":4.634135,"median":7.434054,"eighty":15.823188,"marketCap":33670718},{"date":"2024-09-06","current":-12.829196,"twenty":-8.473067,"median":7.315813,"eighty":15.823188,"marketCap":42413323},{"date":"2024-09-13","current":-11.722756,"twenty":-8.790177,"median":7.206488,"eighty":15.823188,"marketCap":38755431},{"date":"2024-09-20","current":-12.64182,"twenty":-8.828704,"median":7.125618,"eighty":15.823188,"marketCap":41793857},{"date":"2024-09-27","current":-12.191666,"twenty":-8.962068,"median":7.0774,"eighty":15.823188,"marketCap":40305648},{"date":"2024-10-04","current":-3.960841,"twenty":-8.962068,"median":7.047243,"eighty":15.823188,"marketCap":28585386},{"date":"2024-10-11","current":-4.089807,"twenty":-8.962068,"median":7.021909,"eighty":15.823188,"marketCap":29516136},{"date":"2024-10-18","current":-4.038255,"twenty":-8.962068,"median":7.005071,"eighty":15.823188,"marketCap":29144084},{"date":"2024-10-25","current":-3.822165,"twenty":-8.962068,"median":6.990096,"eighty":15.823188,"marketCap":27584562},{"date":"2024-10-31","current":-4.002536,"twenty":-8.962068,"median":6.956428,"eighty":15.823188,"marketCap":28886305},{"date":"2024-11-08","current":-3.899467,"twenty":-8.965032,"median":6.927386,"eighty":15.861816,"marketCap":28142452},{"date":"2024-11-15","current":-3.30203,"twenty":-8.965032,"median":6.905956,"eighty":15.861816,"marketCap":28080464},{"date":"2024-11-22","current":-3.097931,"twenty":-8.965032,"median":6.884526,"eighty":15.861816,"marketCap":26344806},{"date":"2024-11-29","current":-3.262523,"twenty":-8.965032,"median":6.867481,"eighty":15.861816,"marketCap":27744496},{"date":"2024-12-06","current":-2.977313,"twenty":-8.965032,"median":6.839535,"eighty":15.861816,"marketCap":25319071},{"date":"2024-12-13","current":-3.046877,"twenty":-8.965032,"median":6.809519,"eighty":15.861816,"marketCap":25910638},{"date":"2024-12-20","current":-2.879924,"twenty":-8.965032,"median":6.786994,"eighty":15.861816,"marketCap":24490877},{"date":"2024-12-27","current":-2.956444,"twenty":-8.965032,"median":6.766712,"eighty":15.861816,"marketCap":25141601},{"date":"2025-01-03","current":-2.980791,"twenty":-8.965032,"median":6.752255,"eighty":15.861816,"marketCap":25348650},{"date":"2025-01-10","current":-2.935575,"twenty":-8.965032,"median":6.741594,"eighty":15.886499,"marketCap":24964131},{"date":"2025-01-17","current":-2.935575,"twenty":-8.965032,"median":6.715289,"eighty":15.886499,"marketCap":24964131},{"date":"2025-01-24","current":-2.956444,"twenty":-8.965032,"median":6.707725,"eighty":15.707302,"marketCap":25141601},{"date":"2025-01-31","current":-2.977313,"twenty":-8.965032,"median":6.687385,"eighty":15.707302,"marketCap":25319071},{"date":"2025-02-07","current":-2.935575,"twenty":-8.965032,"median":6.665835,"eighty":15.707302,"marketCap":24964131},{"date":"2025-02-14","current":-2.956444,"twenty":-8.965032,"median":6.642765,"eighty":15.432075,"marketCap":25141601},{"date":"2025-02-21","current":-3.219677,"twenty":-8.965032,"median":6.625506,"eighty":15.335504,"marketCap":24550034},{"date":"2025-02-28","current":-3.095545,"twenty":-8.965032,"median":6.57631,"eighty":15.21479,"marketCap":23603527},{"date":"2025-03-07","current":-2.963654,"twenty":-8.965032,"median":6.539835,"eighty":15.042525,"marketCap":22597863},{"date":"2025-03-14","current":-2.777456,"twenty":-8.965032,"median":6.521802,"eighty":14.849903,"marketCap":21178102},{"date":"2025-03-21","current":-2.800731,"twenty":-8.965032,"median":6.511807,"eighty":14.736762,"marketCap":21355572},{"date":"2025-03-28","current":-2.676599,"twenty":-8.965032,"median":6.48076,"eighty":14.538791,"marketCap":20409064},{"date":"2025-04-04","current":-2.645566,"twenty":-8.965032,"median":6.43803,"eighty":13.11235,"marketCap":20172438},{"date":"2025-04-11","current":-2.330891,"twenty":-8.965032,"median":6.415627,"eighty":13.020963,"marketCap":17773041},{"date":"2025-04-17","current":-2.133521,"twenty":-8.965032,"median":6.387653,"eighty":12.93973,"marketCap":16268095},{"date":"2025-04-25","current":-2.242136,"twenty":-8.965032,"median":6.355068,"eighty":12.793916,"marketCap":17096289},{"date":"2025-05-02","current":-2.327477,"twenty":-8.965032,"median":6.340819,"eighty":12.70957,"marketCap":17747013},{"date":"2025-05-09","current":-2.459367,"twenty":-8.965032,"median":6.312321,"eighty":12.604983,"marketCap":18752677},{"date":"2025-05-16","current":-2.371154,"twenty":-8.923542,"median":6.298072,"eighty":12.482795,"marketCap":19521714},{"date":"2025-05-23","current":-2.399896,"twenty":-8.81685,"median":6.298072,"eighty":12.482795,"marketCap":19758341},{"date":"2025-05-30","current":-2.414266,"twenty":-8.766468,"median":6.298072,"eighty":12.482795,"marketCap":19876654},{"date":"2025-06-06","current":-2.450193,"twenty":-8.46714,"median":6.298072,"eighty":12.482795,"marketCap":20172438},{"date":"2025-06-13","current":-2.581733,"twenty":-4.536593,"median":6.298072,"eighty":12.482795,"marketCap":21255409},{"date":"2025-06-20","current":-2.604248,"twenty":-4.053721,"median":6.301634,"eighty":12.513257,"marketCap":21440776},{"date":"2025-06-27","current":-2.596743,"twenty":-3.960892,"median":6.301634,"eighty":12.513257,"marketCap":21378987},{"date":"2025-07-03","current":-2.439137,"twenty":-3.908847,"median":6.301634,"eighty":12.513257,"marketCap":20081418},{"date":"2025-07-11","current":-2.626763,"twenty":-3.890878,"median":6.301634,"eighty":12.513257,"marketCap":21626143},{"date":"2025-07-18","current":-2.559218,"twenty":-3.822165,"median":6.301634,"eighty":12.513257,"marketCap":21070042},{"date":"2025-07-25","current":-2.739339,"twenty":-3.762802,"median":6.301634,"eighty":12.513257,"marketCap":22552977},{"date":"2025-08-01","current":-2.724329,"twenty":-3.262523,"median":6.301634,"eighty":12.513257,"marketCap":22429399},{"date":"2025-08-08","current":-2.776864,"twenty":-3.221423,"median":6.301634,"eighty":12.513257,"marketCap":22861922},{"date":"2025-08-15","current":-2.829399,"twenty":-3.164095,"median":6.301634,"eighty":12.513257,"marketCap":23294445},{"date":"2025-08-22","current":-2.974622,"twenty":-3.100689,"median":6.301634,"eighty":12.513257,"marketCap":24490062},{"date":"2025-08-29","current":-2.799379,"twenty":-3.057457,"median":6.301634,"eighty":12.513257,"marketCap":23047289},{"date":"2025-09-05","current":-2.85942,"twenty":-3.001944,"median":6.305196,"eighty":12.54372,"marketCap":23541601},{"date":"2025-09-12","current":-2.694309,"twenty":-2.998182,"median":6.301634,"eighty":12.513257,"marketCap":22182243},{"date":"2025-09-19","current":-2.439137,"twenty":-2.98427,"median":6.301634,"eighty":12.513257,"marketCap":20081418},{"date":"2025-09-26","current":-1.359221,"twenty":-2.977313,"median":6.301634,"eighty":12.513257,"marketCap":18451425},{"date":"2025-10-03","current":-1.216035,"twenty":-2.967676,"median":6.301634,"eighty":12.513257,"marketCap":16507680},{"date":"2025-10-10","current":-1.255833,"twenty":-2.956444,"median":6.301634,"eighty":12.513257,"marketCap":17047932},{"date":"2025-10-17","current":-1.189504,"twenty":-2.956444,"median":6.301634,"eighty":12.513257,"marketCap":16147513},{"date":"2025-10-24","current":-1.189504,"twenty":-2.942532,"median":6.301634,"eighty":12.513257,"marketCap":16147513},{"date":"2025-10-31","current":-1.207191,"twenty":-2.935575,"median":6.301634,"eighty":12.513257,"marketCap":16387624},{"date":"2025-11-07","current":-1.324083,"twenty":-2.925837,"median":6.301634,"eighty":12.513257,"marketCap":17974423},{"date":"2025-11-14","current":-1.528838,"twenty":-2.921663,"median":6.282587,"eighty":12.337252,"marketCap":20753974},{"date":"2025-11-21","current":-1.611243,"twenty":-2.921663,"median":6.250535,"eighty":12.200426,"marketCap":19148011},{"date":"2025-11-28","current":-1.884115,"twenty":-2.921663,"median":6.238622,"eighty":12.156797,"marketCap":22390820},{"date":"2025-12-05","current":-1.793158,"twenty":-2.921663,"median":6.222041,"eighty":12.100323,"marketCap":21309884},{"date":"2025-12-12","current":-1.684009,"twenty":-2.921663,"median":6.204873,"eighty":11.975089,"marketCap":20012760},{"date":"2025-12-19","current":-1.637231,"twenty":-2.921663,"median":6.163654,"eighty":11.907395,"marketCap":19456850},{"date":"2025-12-26","current":-1.668416,"twenty":-2.921663,"median":6.130645,"eighty":11.863394,"marketCap":19827457},{"date":"2026-01-02","current":-1.860726,"twenty":-2.921663,"median":6.102049,"eighty":11.776453,"marketCap":22112865},{"date":"2026-01-09","current":-2.25574,"twenty":-2.921663,"median":6.049045,"eighty":11.721236,"marketCap":26807216},{"date":"2026-01-16","current":-2.411667,"twenty":-2.921663,"median":6.040733,"eighty":11.476161,"marketCap":28660249},{"date":"2026-01-23","current":-2.245345,"twenty":-2.921663,"median":6.015623,"eighty":11.264301,"marketCap":26683680},{"date":"2026-01-30","current":-2.125801,"twenty":-2.921663,"median":5.996484,"eighty":11.182066,"marketCap":25263022},{"date":"2026-02-06","current":-1.616441,"twenty":-2.921663,"median":5.95148,"eighty":11.090081,"marketCap":19209779},{"date":"2026-02-13","current":-1.777565,"twenty":-2.921663,"median":5.909584,"eighty":10.990322,"marketCap":21124580},{"date":"2026-02-20","current":-1.294086,"twenty":-2.921663,"median":5.8967,"eighty":10.886676,"marketCap":15847373},{"date":"2026-02-27","current":-1.352908,"twenty":-2.921663,"median":5.876536,"eighty":10.810736,"marketCap":16567708},{"date":"2026-03-06","current":-1.348006,"twenty":-2.921663,"median":5.85377,"eighty":10.761902,"marketCap":16507680},{"date":"2026-03-13","current":-1.318595,"twenty":-2.921663,"median":5.831021,"eighty":10.709209,"marketCap":16147513},{"date":"2026-03-20","current":-1.284282,"twenty":-2.921663,"median":5.812921,"eighty":10.623665,"marketCap":15727317},{"date":"2026-03-27","current":-1.338202,"twenty":-2.921663,"median":5.772832,"eighty":10.557601,"marketCap":16387624},{"date":"2026-04-02","current":-1.313693,"twenty":-2.921663,"median":5.761309,"eighty":10.458741,"marketCap":16087485},{"date":"2026-04-10","current":-1.343104,"twenty":-2.921663,"median":5.736968,"eighty":10.329581,"marketCap":16447652},{"date":"2026-04-17","current":-1.318595,"twenty":-2.921663,"median":5.71434,"eighty":10.203911,"marketCap":16147513},{"date":"2026-04-24","current":-1.352908,"twenty":-2.921663,"median":5.700816,"eighty":9.518593,"marketCap":16567708},{"date":"2026-05-01","current":-1.308791,"twenty":-2.921663,"median":5.679009,"eighty":9.364381,"marketCap":16027457},{"date":"2026-05-08","current":-1.343104,"twenty":-2.921663,"median":5.659685,"eighty":9.246677,"marketCap":16447652},{"date":"2026-05-15","current":-1.323448,"twenty":-2.921663,"median":5.57594,"eighty":9.076765,"marketCap":16206940},{"date":"2026-05-22","current":-1.073494,"twenty":-2.921663,"median":5.540694,"eighty":8.971823,"marketCap":15427178},{"date":"2026-05-29","current":-1.15278,"twenty":-2.921663,"median":5.500951,"eighty":8.937491,"marketCap":16566604},{"date":"2026-06-05","current":-1.104748,"twenty":-2.921663,"median":5.484914,"eighty":8.935547,"marketCap":15876329},{"date":"2026-06-12","current":-1.082915,"twenty":-2.921663,"median":5.47111,"eighty":8.571072,"marketCap":15562567},{"date":"2026-06-18","current":-1.096014,"twenty":-2.921663,"median":5.43098,"eighty":8.408529,"marketCap":15750824},{"date":"2026-06-26","current":-1.056715,"twenty":-2.921663,"median":5.405381,"eighty":8.104293,"marketCap":15186054},{"date":"2026-07-02","current":-1.043615,"twenty":-2.921663,"median":5.382605,"eighty":8.029713,"marketCap":14997797},{"date":"2026-07-10","current":-0.978116,"twenty":-2.921663,"median":5.339351,"eighty":7.925539,"marketCap":14056512},{"date":"2026-07-17","current":-0.98685,"twenty":-2.921663,"median":5.263244,"eighty":7.853328,"marketCap":14182017},{"date":"2026-07-24","current":-1.013049,"twenty":-2.921663,"median":5.212089,"eighty":7.735924,"marketCap":14558531},{"date":"2026-07-31","current":-1.059422,"twenty":-2.921663,"median":5.122611,"eighty":7.643067,"marketCap":15224960},{"date":"2026-08-07","current":-1.039249,"twenty":-2.921663,"median":4.984011,"eighty":7.589613,"marketCap":14935045},{"date":"2026-08-14","current":-0.94755,"twenty":-2.921663,"median":4.851785,"eighty":7.448001,"marketCap":13617246},{"date":"2026-08-21","current":-0.903884,"twenty":-2.921663,"median":1.855805,"eighty":7.322458,"marketCap":12989724},{"date":"2026-08-28","current":-0.999949,"twenty":-2.921663,"median":-0.92135,"eighty":7.297061,"marketCap":14370274},{"date":"2026-09-04","current":-0.925717,"twenty":-2.921663,"median":-0.932267,"eighty":7.125618,"marketCap":13303485},{"date":"2026-09-11","current":-0.882051,"twenty":-2.921663,"median":-0.932267,"eighty":7.114903,"marketCap":12675962}],"updateTime":1789411349912},"$inf$@#url:\"https://stock-news.skytigris.cn/v3/notice/important/events/list\",params:#symbol:\"NAII\",pageSize:20,pageCount:3,market:\"us\",,,undefined,":[{"items":[{"cdn_pdf":false,"hasAttachments":true,"id":"14165863","market":"us","labels":[],"media":"sec.gov","original_id":"AN35420422001830-NAII","pdf_url":"","pub_time":1644249600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NAII","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000035420422001830/0000354204-22-001830-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SEC SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/354204/000035420422001830/SEC13G_Filing.htm","primary":true,"translateUrl":"","linkName":"SEC13G_Filing.htm","type":"SC 13G/A","id":"NTFILE3LJSnE3Xiadknm2J","market":"us","size":17705}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2022-02-08 00:00","pubTimestamp":1644249600,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"14024615","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774922001039-NAII","pdf_url":"","pub_time":1642435200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774922001039/0001437749-22-001039-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774922001039/ex_324989.htm","primary":true,"translateUrl":"","linkName":"ex_324989.htm","type":"EX-99.1","id":"NTFILE5jXTw5UnWmdotDXe","market":"us","size":6649},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774922001039/naii20220117_8k.htm","primary":false,"translateUrl":"","linkName":"naii20220117_8k.htm","type":"8-K","id":"NTFILE82D2FtBhQWgCabJY","market":"us","size":22726},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774922001039/logo.jpg","primary":false,"translateUrl":"","linkName":"logo.jpg","type":"GRAPHIC","id":"NTFILEBJkosBvTvuafANyw","market":"us","size":4565}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2022-01-18 00:00","pubTimestamp":1642435200,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13839838","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921028079-NAII","pdf_url":"","pub_time":1638892800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921028079/0001437749-21-028079-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921028079/naii20211207_8k.htm","primary":true,"translateUrl":"","linkName":"naii20211207_8k.htm","type":"8-K","id":"NTFILEEH4ymhk51kc1xn5i","market":"us","size":38257}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-12-08 00:00","pubTimestamp":1638892800,"title_zh":"8-K  - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13839839","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921025928-NAII","pdf_url":"","pub_time":1636387200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"NAII","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921025928/0001437749-21-025928-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921025928/naii20210930_10q.htm","primary":true,"translateUrl":"","linkName":"naii20210930_10q.htm","type":"10-Q","id":"NTFILE4CgNJAeWhhpWBE5W","market":"us","size":825629},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921025928/ex_299964.htm","primary":false,"translateUrl":"","linkName":"ex_299964.htm","type":"EX-31.1","id":"NTFILE8NXqSeb1uoEf43nC","market":"us","size":7828},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921025928/ex_299965.htm","primary":false,"translateUrl":"","linkName":"ex_299965.htm","type":"EX-31.2","id":"NTFILE2Pjembe73ropMyyx","market":"us","size":7761},{"description":"EXHIBIT 32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921025928/ex_299966.htm","primary":false,"translateUrl":"","linkName":"ex_299966.htm","type":"EX-32","id":"NTFILEAtfmhEaBJZcz4NBR","market":"us","size":4997}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2021-11-09 00:00","pubTimestamp":1636387200,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13839841","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921022445-NAII","pdf_url":"","pub_time":1632153600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/0001437749-21-022445-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.4","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/ex_285403.htm","primary":true,"translateUrl":"","linkName":"ex_285403.htm","type":"EX-99.4","id":"NTFILE4Jkzi8qZ79PHdjNG","market":"us","size":18803},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/naii20210920_8k.htm","primary":false,"translateUrl":"","linkName":"naii20210920_8k.htm","type":"8-K","id":"NTFILE8saTyHC4Ug4inbn6","market":"us","size":26354},{"description":"EXHIBIT 99.5","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/ex_285371.htm","primary":false,"translateUrl":"","linkName":"ex_285371.htm","type":"EX-99.5","id":"NTFILEHtqBzu6ShDseWp83","market":"us","size":127846},{"description":"","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a01.jpg","primary":false,"translateUrl":"","linkName":"a01.jpg","type":"GRAPHIC","id":"NTFILE423jRUU5EMfJVrpj","market":"us","size":76794},{"description":"","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a02.jpg","primary":false,"translateUrl":"","linkName":"a02.jpg","type":"GRAPHIC","id":"NTFILE4X288GwZu5sG4VCn","market":"us","size":87606},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a03.jpg","primary":false,"translateUrl":"","linkName":"a03.jpg","type":"GRAPHIC","id":"NTFILE6kNdZrvT9r3Vu43R","market":"us","size":109615},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a04.jpg","primary":false,"translateUrl":"","linkName":"a04.jpg","type":"GRAPHIC","id":"NTFILEE9gqSrtTQarxGPW3","market":"us","size":85598},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a05.jpg","primary":false,"translateUrl":"","linkName":"a05.jpg","type":"GRAPHIC","id":"NTFILE4eXBo8cEkHMtmSUS","market":"us","size":79671},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a06.jpg","primary":false,"translateUrl":"","linkName":"a06.jpg","type":"GRAPHIC","id":"NTFILE5JY9EjDZ2VUv8bZM","market":"us","size":75529},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a07.jpg","primary":false,"translateUrl":"","linkName":"a07.jpg","type":"GRAPHIC","id":"NTFILEAZw7E3Nj83rXyZuj","market":"us","size":112593},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a08.jpg","primary":false,"translateUrl":"","linkName":"a08.jpg","type":"GRAPHIC","id":"NTFILE7FZRQD4oi8L1uo9n","market":"us","size":100809},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a09.jpg","primary":false,"translateUrl":"","linkName":"a09.jpg","type":"GRAPHIC","id":"NTFILE5cc6gXUCAA2nxRHy","market":"us","size":84912},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a10.jpg","primary":false,"translateUrl":"","linkName":"a10.jpg","type":"GRAPHIC","id":"NTFILEG5mwoRrMEaVw7oNj","market":"us","size":85468},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a11.jpg","primary":false,"translateUrl":"","linkName":"a11.jpg","type":"GRAPHIC","id":"NTFILE9NS83oQuhUMEmHfY","market":"us","size":89196},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a12.jpg","primary":false,"translateUrl":"","linkName":"a12.jpg","type":"GRAPHIC","id":"NTFILE75RJ2rhUWQgkc6XT","market":"us","size":79145},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a13.jpg","primary":false,"translateUrl":"","linkName":"a13.jpg","type":"GRAPHIC","id":"NTFILECionqx7pbunDMFLJ","market":"us","size":44469},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a14.jpg","primary":false,"translateUrl":"","linkName":"a14.jpg","type":"GRAPHIC","id":"NTFILE4hg5HekATPXHm7wa","market":"us","size":108847},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a15.jpg","primary":false,"translateUrl":"","linkName":"a15.jpg","type":"GRAPHIC","id":"NTFILEHBgFJ3Tf6Vc5nk9S","market":"us","size":76641},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a16.jpg","primary":false,"translateUrl":"","linkName":"a16.jpg","type":"GRAPHIC","id":"NTFILE4LoQ9PWAC2gZcRzP","market":"us","size":79960},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a17.jpg","primary":false,"translateUrl":"","linkName":"a17.jpg","type":"GRAPHIC","id":"NTFILE5QspG9wgtX3j3JPt","market":"us","size":81014},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a18.jpg","primary":false,"translateUrl":"","linkName":"a18.jpg","type":"GRAPHIC","id":"NTFILE6E7EuCTP5gkx9ht9","market":"us","size":83926},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a19.jpg","primary":false,"translateUrl":"","linkName":"a19.jpg","type":"GRAPHIC","id":"NTFILEAfRwz3P4j8eyb7eZ","market":"us","size":52403},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a20.jpg","primary":false,"translateUrl":"","linkName":"a20.jpg","type":"GRAPHIC","id":"NTFILEBngTU6mt2wkh2z9t","market":"us","size":102562},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a21.jpg","primary":false,"translateUrl":"","linkName":"a21.jpg","type":"GRAPHIC","id":"NTFILEAfgzTWrjMVHLDKv4","market":"us","size":56010},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a22.jpg","primary":false,"translateUrl":"","linkName":"a22.jpg","type":"GRAPHIC","id":"NTFILE5g1UeWsfoqjE87J2","market":"us","size":69301},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a23.jpg","primary":false,"translateUrl":"","linkName":"a23.jpg","type":"GRAPHIC","id":"NTFILEBr6ujzrYKYyn7iZV","market":"us","size":72939},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a24.jpg","primary":false,"translateUrl":"","linkName":"a24.jpg","type":"GRAPHIC","id":"NTFILE6MfMJHuxiqHC4q6g","market":"us","size":97078},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a25.jpg","primary":false,"translateUrl":"","linkName":"a25.jpg","type":"GRAPHIC","id":"NTFILE897Fy8NZbox3Sc5t","market":"us","size":67963},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a26.jpg","primary":false,"translateUrl":"","linkName":"a26.jpg","type":"GRAPHIC","id":"NTFILEABU7hitjxHL8uQXd","market":"us","size":49372},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a27.jpg","primary":false,"translateUrl":"","linkName":"a27.jpg","type":"GRAPHIC","id":"NTFILEFt8JbRzEZGiv9LDr","market":"us","size":77387},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a28.jpg","primary":false,"translateUrl":"","linkName":"a28.jpg","type":"GRAPHIC","id":"NTFILEDKiZq6PTuVLeVNDh","market":"us","size":70259},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a29.jpg","primary":false,"translateUrl":"","linkName":"a29.jpg","type":"GRAPHIC","id":"NTFILEFBdQPN84Q4XeVeVZ","market":"us","size":60068},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a30.jpg","primary":false,"translateUrl":"","linkName":"a30.jpg","type":"GRAPHIC","id":"NTFILEAvYUNa6Su9CscU6K","market":"us","size":76109},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/a31.jpg","primary":false,"translateUrl":"","linkName":"a31.jpg","type":"GRAPHIC","id":"NTFILECBH4P2rW41rzFa1c","market":"us","size":66659},{"description":"","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022445/img01.jpg","primary":false,"translateUrl":"","linkName":"img01.jpg","type":"GRAPHIC","id":"NTFILE4w4CjxkZwuCsS7CA","market":"us","size":5143}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-09-21 00:00","pubTimestamp":1632153600,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 7.01: Regulation FD Disclosure;\nItem 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13839842","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921022419-NAII","pdf_url":"","pub_time":1632067200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"NAII","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/0001437749-21-022419-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/naii20210630_10k.htm","primary":true,"translateUrl":"","linkName":"naii20210630_10k.htm","type":"10-K","id":"NTFILEFsVufDg1GXhxtumn","market":"us","size":1268853},{"description":"EXHIBIT 21","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/ex_282929.htm","primary":false,"translateUrl":"","linkName":"ex_282929.htm","type":"EX-21","id":"NTFILE28nj2apYQv5ZnaSr","market":"us","size":5150},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/ex_282930.htm","primary":false,"translateUrl":"","linkName":"ex_282930.htm","type":"EX-23.1","id":"NTFILEFe1JqUb7FJizjgVb","market":"us","size":2528},{"description":"EXHIBIT 31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/ex_282931.htm","primary":false,"translateUrl":"","linkName":"ex_282931.htm","type":"EX-31.1","id":"NTFILEAbXQVTXZMST2nviG","market":"us","size":9136},{"description":"EXHIBIT 31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/ex_282932.htm","primary":false,"translateUrl":"","linkName":"ex_282932.htm","type":"EX-31.2","id":"NTFILEH5SyPVYXN5W4f6xx","market":"us","size":9145},{"description":"EXHIBIT 32","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921022419/ex_282933.htm","primary":false,"translateUrl":"","linkName":"ex_282933.htm","type":"EX-32","id":"NTFILEBn1WNvaqv9oAjsmR","market":"us","size":5195}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2021-09-20 00:00","pubTimestamp":1632067200,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13839844","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921020786-NAII","pdf_url":"","pub_time":1629734400000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/0001437749-21-020786-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.01: Completion of Acquisition or Disposition of Assets;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.3","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/ex_278321.htm","primary":true,"translateUrl":"","linkName":"ex_278321.htm","type":"EX-10.3","id":"NTFILE5ss7KtLLAASgaCjN","market":"us","size":35360},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/naii20210823_8k.htm","primary":false,"translateUrl":"","linkName":"naii20210823_8k.htm","type":"8-K","id":"NTFILE459rpGE5DAvnkRj5","market":"us","size":21190},{"description":"EXHIBIT 10.4","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/ex_278322.htm","primary":false,"translateUrl":"","linkName":"ex_278322.htm","type":"EX-10.4","id":"NTFILEFwjWKsuTaQ3sq1UJ","market":"us","size":60143},{"description":"EXHIBIT 10.5","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/ex_278323.htm","primary":false,"translateUrl":"","linkName":"ex_278323.htm","type":"EX-10.5","id":"NTFILEDGTj87mzV6UHgXgG","market":"us","size":106406},{"description":"EXHIBIT 10.6","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/ex_278324.htm","primary":false,"translateUrl":"","linkName":"ex_278324.htm","type":"EX-10.6","id":"NTFILE8mqS83GMR1acRUwe","market":"us","size":50277},{"description":"EXHIBIT 99.2","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/ex_278325.htm","primary":false,"translateUrl":"","linkName":"ex_278325.htm","type":"EX-99.2","id":"NTFILECnwhcxmfqwX2gERa","market":"us","size":7082},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/barcode2.jpg","primary":false,"translateUrl":"","linkName":"barcode2.jpg","type":"GRAPHIC","id":"NTFILEHYrwi2mod8Z48yYV","market":"us","size":4156},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/barcode.jpg","primary":false,"translateUrl":"","linkName":"barcode.jpg","type":"GRAPHIC","id":"NTFILEC3ctRtktH1DNpBXn","market":"us","size":4498},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921020786/nailogo.jpg","primary":false,"translateUrl":"","linkName":"nailogo.jpg","type":"GRAPHIC","id":"NTFILEG5Dc4VkCDi7XwYR3","market":"us","size":11599}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-08-24 00:00","pubTimestamp":1629734400,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.01: Completion of Acquisition or Disposition of Assets;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"13839847","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921016717-NAII","pdf_url":"","pub_time":1625760000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921016717/0001437749-21-016717-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 10.65","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921016717/ex_262609.htm","primary":true,"translateUrl":"","linkName":"ex_262609.htm","type":"EX-10.65","id":"NTFILEEu6cQbKfuPRW8zY9","market":"us","size":9453},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921016717/naii20210708_8k.htm","primary":false,"translateUrl":"","linkName":"naii20210708_8k.htm","type":"8-K","id":"NTFILE9yxbG576XYcFcVxK","market":"us","size":26451},{"description":"EXHIBIT 10.66","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921016717/ex_262610.htm","primary":false,"translateUrl":"","linkName":"ex_262610.htm","type":"EX-10.66","id":"NTFILE84zJKzPLbAmUnZTL","market":"us","size":9867},{"description":"EXHIBIT 10.67","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921016717/ex_262611.htm","primary":false,"translateUrl":"","linkName":"ex_262611.htm","type":"EX-10.67","id":"NTFILE6N7nK51Kf4txisMj","market":"us","size":9809}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-07-09 00:00","pubTimestamp":1625760000,"title_zh":"8-K  - Current report","summary_en":"Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"12879222","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921014441-NAII","pdf_url":null,"pub_time":1623168000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921014441/0001437749-21-014441-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 3.01: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-06-09 00:00","pubTimestamp":1623168000,"title_zh":"8-K  - Current report","summary_en":"Item 3.01: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"12879223","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921013564-NAII","pdf_url":null,"pub_time":1622044800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921013564/0001437749-21-013564-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-05-27 00:00","pubTimestamp":1622044800,"title_zh":"8-K  - Current report","summary_en":"Item 1.01: Entry into a Material Definitive Agreement;\nItem 2.03: Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant;\nItem 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12735839","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921012064-NAII","pdf_url":null,"pub_time":1620835200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"NAII","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/0001437749-21-012064-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/naii20210331_10q.htm","primary":true,"translateUrl":null,"linkName":"naii20210331_10q.htm","type":"10-Q","id":"NTFILEBaWfAJBuyviHu3Fx","market":"us","size":864128},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/ex_247245.htm","primary":false,"translateUrl":null,"linkName":"ex_247245.htm","type":"EX-31.1","id":"NTFILE4A5i6xxn39BWDZEF","market":"us","size":7757},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/ex_247246.htm","primary":false,"translateUrl":null,"linkName":"ex_247246.htm","type":"EX-31.2","id":"NTFILE7Ypo3DbRANAJYQdP","market":"us","size":7712},{"description":"EXHIBIT 32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/ex_247247.htm","primary":false,"translateUrl":null,"linkName":"ex_247247.htm","type":"EX-32","id":"NTFILEHGE2LBXE1ZTTa3bR","market":"us","size":4297}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":86404,"name":"Condensed Consolidated Balance Sheets (Current Period Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":86405,"name":"Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":86406,"name":"Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":86407,"name":"Condensed Consolidated Statements of Stockholders' Equity (Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":86408,"name":"Condensed Consolidated Statements of Cash Flows (Unaudited)","name_zh":"简明综合现金流量表（未经审核）","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921012064/R6.htm","cdn_url":"https://static.tigerbbs.com/5240ca0b89d8b95d661a692df0842abc","translation_url":"https://static.tigerbbs.com/3902434bd4481e12a96efcd8fb0a99e2","translate_status":1}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2021-05-13 00:00","pubTimestamp":1620835200,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12360282","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921007227-NAII","pdf_url":null,"pub_time":1616688000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921007227/0001437749-21-007227-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.3","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921007227/ex_237038.htm","primary":true,"translateUrl":null,"linkName":"ex_237038.htm","type":"EX-99.3","id":"NTFILE6ppGXM8QDf46Mupw","market":"us","size":143793},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921007227/naii20210325_8k.htm","primary":false,"translateUrl":null,"linkName":"naii20210325_8k.htm","type":"8-K","id":"NTFILE6M4f5j716ikzWctT","market":"us","size":21665},{"description":"","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921007227/logo.jpg","primary":false,"translateUrl":null,"linkName":"logo.jpg","type":"GRAPHIC","id":"NTFILE2YXZV3EzJ1ycmBwa","market":"us","size":3616}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-03-26 00:00","pubTimestamp":1616688000,"title_zh":"8-K  - Current report","summary_en":"Item 8.01: Other Events;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"12360281","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921005312-NAII","pdf_url":null,"pub_time":1615219200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"S-8  - Securities to be offered to employees in employee benefit plans","symbol":"NAII","title":"S-8  - Securities to be offered to employees in employee benefit plans","titleType":"Employee Stock Ownership","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921005312/0001437749-21-005312-index.htm","us_notice_code":"Form S-8","us_title_en":"S-8  - Securities to be offered to employees in employee benefit plans","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM S-8","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921005312/naii20210308_s8.htm","primary":true,"translateUrl":null,"linkName":"naii20210308_s8.htm","type":"S-8","id":"NTFILE4VpUta8p8XA3NN3K","market":"us","size":67881},{"description":"EXHIBIT 5.01","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921005312/ex_232452.htm","primary":false,"translateUrl":null,"linkName":"ex_232452.htm","type":"EX-5.01","id":"NTFILE8AySpKydTqc46anS","market":"us","size":9289},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921005312/ex_232453.htm","primary":false,"translateUrl":null,"linkName":"ex_232453.htm","type":"EX-23.1","id":"NTFILE9DrEZN94Ci5BSqPk","market":"us","size":5847},{"description":"","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921005312/fisherbroyleslogo.jpg","primary":false,"translateUrl":null,"linkName":"fisherbroyleslogo.jpg","type":"GRAPHIC","id":"NTFILE7E3DtFpvBdQNMfa1","market":"us","size":8404},{"description":"","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921005312/fisherbroylessig.jpg","primary":false,"translateUrl":null,"linkName":"fisherbroylessig.jpg","type":"GRAPHIC","id":"NTFILEEbNC845Kfg99TWyE","market":"us","size":6752}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Employee Stock Ownership","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Employee Stock Ownership","pubTime":"2021-03-09 00:00","pubTimestamp":1615219200,"title_zh":"S-8  - Securities to be offered to employees in employee benefit plans","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11943830","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921003786-NAII","pdf_url":null,"pub_time":1614009600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/0001437749-21-003786-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"EXHIBIT 99.1","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/ex_228382.htm","primary":true,"translateUrl":null,"linkName":"ex_228382.htm","type":"EX-99.1","id":"NTFILE7KHZtAfqKxiH5gEG","market":"us","size":19473},{"description":"FORM 8-K","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/naii20210222_8k.htm","primary":false,"translateUrl":null,"linkName":"naii20210222_8k.htm","type":"8-K","id":"NTFILEAzaKWkosJy4wuYYa","market":"us","size":18821},{"description":"EXHIBIT 99.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/ex_228383.htm","primary":false,"translateUrl":null,"linkName":"ex_228383.htm","type":"EX-99.2","id":"NTFILEH4jbbNsPjSanMboU","market":"us","size":8092},{"description":"","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b01.jpg","primary":false,"translateUrl":null,"linkName":"b01.jpg","type":"GRAPHIC","id":"NTFILE37pEMCmsxZC6PgT4","market":"us","size":70650},{"description":"","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b02.jpg","primary":false,"translateUrl":null,"linkName":"b02.jpg","type":"GRAPHIC","id":"NTFILEBWtJjAmVJi7Pts94","market":"us","size":83236},{"description":"","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b03.jpg","primary":false,"translateUrl":null,"linkName":"b03.jpg","type":"GRAPHIC","id":"NTFILEJ58FhRcZEn5G8xe4","market":"us","size":106247},{"description":"","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b04.jpg","primary":false,"translateUrl":null,"linkName":"b04.jpg","type":"GRAPHIC","id":"NTFILE2p4hKHkQthQPZtz2","market":"us","size":81194},{"description":"","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b05.jpg","primary":false,"translateUrl":null,"linkName":"b05.jpg","type":"GRAPHIC","id":"NTFILE2siqHvTPdCJNxpmJ","market":"us","size":71964},{"description":"","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b06.jpg","primary":false,"translateUrl":null,"linkName":"b06.jpg","type":"GRAPHIC","id":"NTFILE4ZUahLDGpfR4k5Fp","market":"us","size":68216},{"description":"","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b07.jpg","primary":false,"translateUrl":null,"linkName":"b07.jpg","type":"GRAPHIC","id":"NTFILE7M8p1JCxqBw55MX9","market":"us","size":103384},{"description":"","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b08.jpg","primary":false,"translateUrl":null,"linkName":"b08.jpg","type":"GRAPHIC","id":"NTFILE9C9Xz5edZz1nQAKA","market":"us","size":89923},{"description":"","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b09.jpg","primary":false,"translateUrl":null,"linkName":"b09.jpg","type":"GRAPHIC","id":"NTFILE2YBYybB9iPfF21YD","market":"us","size":75396},{"description":"","seq":13,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b10.jpg","primary":false,"translateUrl":null,"linkName":"b10.jpg","type":"GRAPHIC","id":"NTFILEFFxJeUd6fd5V7pfU","market":"us","size":80644},{"description":"","seq":14,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b11.jpg","primary":false,"translateUrl":null,"linkName":"b11.jpg","type":"GRAPHIC","id":"NTFILEG5WB3i1Qix36QJJk","market":"us","size":84625},{"description":"","seq":15,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b12.jpg","primary":false,"translateUrl":null,"linkName":"b12.jpg","type":"GRAPHIC","id":"NTFILE2UwWWJfF4frMDhKJ","market":"us","size":71106},{"description":"","seq":16,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b13.jpg","primary":false,"translateUrl":null,"linkName":"b13.jpg","type":"GRAPHIC","id":"NTFILEHWHBL5rafiCosWZv","market":"us","size":37541},{"description":"","seq":17,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b14.jpg","primary":false,"translateUrl":null,"linkName":"b14.jpg","type":"GRAPHIC","id":"NTFILE35g4GDknomZk1zt4","market":"us","size":101180},{"description":"","seq":18,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b15.jpg","primary":false,"translateUrl":null,"linkName":"b15.jpg","type":"GRAPHIC","id":"NTFILE6cYfpMuKC7q3hS7V","market":"us","size":72205},{"description":"","seq":19,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b16.jpg","primary":false,"translateUrl":null,"linkName":"b16.jpg","type":"GRAPHIC","id":"NTFILEFBgwMczEfkc6U6h2","market":"us","size":74902},{"description":"","seq":20,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b17.jpg","primary":false,"translateUrl":null,"linkName":"b17.jpg","type":"GRAPHIC","id":"NTFILE89izV1kLZkZ2igj2","market":"us","size":75720},{"description":"","seq":21,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b18.jpg","primary":false,"translateUrl":null,"linkName":"b18.jpg","type":"GRAPHIC","id":"NTFILEBD4wq2PFZq8LwU45","market":"us","size":78537},{"description":"","seq":22,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b19.jpg","primary":false,"translateUrl":null,"linkName":"b19.jpg","type":"GRAPHIC","id":"NTFILEAHHs5BhpsKwcJ3PP","market":"us","size":45870},{"description":"","seq":23,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b20.jpg","primary":false,"translateUrl":null,"linkName":"b20.jpg","type":"GRAPHIC","id":"NTFILEHbze2J26qtQ3TiWo","market":"us","size":82387},{"description":"","seq":24,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b21.jpg","primary":false,"translateUrl":null,"linkName":"b21.jpg","type":"GRAPHIC","id":"NTFILEF7kv7wz1pchMKhhZ","market":"us","size":52144},{"description":"","seq":25,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b22.jpg","primary":false,"translateUrl":null,"linkName":"b22.jpg","type":"GRAPHIC","id":"NTFILEAQBkgEyUyQVhDjFD","market":"us","size":63665},{"description":"","seq":26,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b23.jpg","primary":false,"translateUrl":null,"linkName":"b23.jpg","type":"GRAPHIC","id":"NTFILEHSyFwRLvxY6GzUEy","market":"us","size":66933},{"description":"","seq":27,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b24.jpg","primary":false,"translateUrl":null,"linkName":"b24.jpg","type":"GRAPHIC","id":"NTFILE2Uc7yGKJS6MiigtP","market":"us","size":53980},{"description":"","seq":28,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b25.jpg","primary":false,"translateUrl":null,"linkName":"b25.jpg","type":"GRAPHIC","id":"NTFILEDi93Pr2SMkxpxUzg","market":"us","size":61981},{"description":"","seq":29,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b26.jpg","primary":false,"translateUrl":null,"linkName":"b26.jpg","type":"GRAPHIC","id":"NTFILEArAXUpmj8FKrk3P6","market":"us","size":43165},{"description":"","seq":30,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b27.jpg","primary":false,"translateUrl":null,"linkName":"b27.jpg","type":"GRAPHIC","id":"NTFILEGfQbKgwkau27umwi","market":"us","size":73781},{"description":"","seq":31,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b28.jpg","primary":false,"translateUrl":null,"linkName":"b28.jpg","type":"GRAPHIC","id":"NTFILEAet1GVrqCMM8vQ7Y","market":"us","size":61600},{"description":"","seq":32,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b29.jpg","primary":false,"translateUrl":null,"linkName":"b29.jpg","type":"GRAPHIC","id":"NTFILECC4e6JYVsq68fpS3","market":"us","size":56930},{"description":"","seq":33,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b30.jpg","primary":false,"translateUrl":null,"linkName":"b30.jpg","type":"GRAPHIC","id":"NTFILEW6E7qHuCrE8nnSBE","market":"us","size":64306},{"description":"","seq":34,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/b31.jpg","primary":false,"translateUrl":null,"linkName":"b31.jpg","type":"GRAPHIC","id":"NTFILE26NjRYPj5GqMT1rW","market":"us","size":62340},{"description":"","seq":35,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921003786/logo01.jpg","primary":false,"translateUrl":null,"linkName":"logo01.jpg","type":"GRAPHIC","id":"NTFILE5TpraqRnFBRFNYnX","market":"us","size":4583}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2021-02-23 00:00","pubTimestamp":1614009600,"title_zh":"8-K  - Current report","summary_en":"Item 7.01: Regulation FD Disclosure;\nItem 9.01: Financial Statements and Exhibits","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11943832","market":"us","labels":[],"media":"sec.gov","original_id":"AN35420421000497-NAII","pdf_url":null,"pub_time":1613059200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NAII","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000035420421000497/0000354204-21-000497-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"SEC SCHEDULE 13G","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/354204/000035420421000497/SEC13G_Filing.htm","primary":true,"translateUrl":null,"linkName":"SEC13G_Filing.htm","type":"SC 13G/A","id":"NTFILE8gnhek76TYUKZtmr","market":"us","size":17714}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-12 00:00","pubTimestamp":1613059200,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":false,"id":"11815284","market":"us","labels":[],"media":"sec.gov","original_id":"AN103738921000253-NAII","pdf_url":null,"pub_time":1612972800000,"showTitleType":true,"size":0,"source":"sec_us","summary":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","symbol":"NAII","title":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","titleType":"Beneficial Ownership Change","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000103738921000253/0001037389-21-000253-index.htm","us_notice_code":"Form SC 13G/A","us_title_en":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Beneficial Ownership Change","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Beneficial Ownership Change","pubTime":"2021-02-11 00:00","pubTimestamp":1612972800,"title_zh":"SC 13G/A [Amend]  - Statement of acquisition of beneficial ownership by individuals","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11779558","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774921002328-NAII","pdf_url":null,"pub_time":1612800000000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"NAII","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/0001437749-21-002328-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/naii20201231_10q.htm","primary":true,"translateUrl":null,"linkName":"naii20201231_10q.htm","type":"10-Q","id":"NTFILEFbeZCoZVtZEoboxy","market":"us","size":981272},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/ex_223716.htm","primary":false,"translateUrl":null,"linkName":"ex_223716.htm","type":"EX-31.1","id":"NTFILE2BHRBJ5Qxp3f5S98","market":"us","size":9094},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/ex_223717.htm","primary":false,"translateUrl":null,"linkName":"ex_223717.htm","type":"EX-31.2","id":"NTFILE8hJMpafm687MugNm","market":"us","size":8964},{"description":"EXHIBIT 32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/ex_223718.htm","primary":false,"translateUrl":null,"linkName":"ex_223718.htm","type":"EX-32","id":"NTFILEHnLdpP12tv36UjR8","market":"us","size":6326}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":70656,"name":"Condensed Consolidated Balance Sheets (Current Period Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":70657,"name":"Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":70658,"name":"Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":70659,"name":"Condensed Consolidated Statements of Stockholders' Equity (Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":70660,"name":"Condensed Consolidated Statements of Cash Flows (Unaudited)","name_zh":"简明综合现金流量表（未经审核）","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774921002328/R6.htm","cdn_url":"https://static.tigerbbs.com/c66a031988ac712d738d1a28f281ca9b","translation_url":"https://static.tigerbbs.com/fe33d5c2264e8c96bf02295597ad709e","translate_status":1}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2021-02-09 00:00","pubTimestamp":1612800000,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"11098799","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774920024996-NAII","pdf_url":null,"pub_time":1607443200000,"showTitleType":true,"size":0,"source":"sec_us","summary":"8-K  - Current report","symbol":"NAII","title":"8-K  - Current report","titleType":"Major Issues Report","type":"usAnnouncement","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920024996/0001437749-20-024996-index.htm","us_notice_code":"Form 8-K","us_title_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 8-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920024996/naii20201208_8k.htm","primary":true,"translateUrl":null,"linkName":"naii20201208_8k.htm","type":"8-K","id":"NTFILE8bNNi7Yd4dVqFfvz","market":"us","size":42002}],"type_name":"Transaction Related","type_name_en":"Transaction Related","titleTypeEn":"Major Issues Report","us_type":"交易披露","us_type_zh":"交易披露","earn_infos":[],"event_type":"important_notice","event_name":"Major Issues Report","pubTime":"2020-12-09 00:00","pubTimestamp":1607443200,"title_zh":"8-K  - Current report","summary_en":"Item 5.07: Submission of Matters to a Vote of Security Holders","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10793356","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774920023378-NAII","pdf_url":null,"pub_time":1604937600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-Q  - Quarterly report [Sections 13 or 15(d)]","symbol":"NAII","title":"10-Q  - Quarterly report [Sections 13 or 15(d)]","titleType":"Quarterly Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/0001437749-20-023378-index.htm","us_notice_code":"Form 10-Q","us_title_en":"10-Q  - Quarterly report [Sections 13 or 15(d)]","is_important":0,"hasEarnInfos":true,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-Q","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/naii20200930_10q.htm","primary":true,"translateUrl":null,"linkName":"naii20200930_10q.htm","type":"10-Q","id":"NTFILEQyU8MWccv1CmZSoQ","market":"us","size":719075},{"description":"EXHIBIT 31.1","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/ex_211258.htm","primary":false,"translateUrl":null,"linkName":"ex_211258.htm","type":"EX-31.1","id":"NTFILEAPKh7koTzit9jAZf","market":"us","size":11635},{"description":"EXHIBIT 31.2","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/ex_211259.htm","primary":false,"translateUrl":null,"linkName":"ex_211259.htm","type":"EX-31.2","id":"NTFILE72oRFWgpWoZ3JKRH","market":"us","size":11123},{"description":"EXHIBIT 32","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/ex_211260.htm","primary":false,"translateUrl":null,"linkName":"ex_211260.htm","type":"EX-32","id":"NTFILE3nwpoD9PrwBwyDWE","market":"us","size":6084}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Quarterly Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[{"id":57391,"name":"Condensed Consolidated Balance Sheets (Current Period Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/R2.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":57392,"name":"Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/R3.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":57393,"name":"Condensed Consolidated Statements of Income and Comprehensive Income (Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/R4.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":57394,"name":"Condensed Consolidated Statements of Stockholders' Equity (Unaudited)","name_zh":null,"url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/R5.htm","cdn_url":"","translation_url":"","translate_status":0},{"id":57395,"name":"Condensed Consolidated Statements of Cash Flows (Unaudited)","name_zh":"简明合并现金流量表（未经审计）","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920023378/R6.htm","cdn_url":"https://static.tigerbbs.com/1b48f90926171bb451782ce05289114c","translation_url":"https://static.tigerbbs.com/cc6a101345f5a919d4b70deda5455729","translate_status":1}],"event_type":"important_notice","event_name":"Quarterly Report","pubTime":"2020-11-10 00:00","pubTimestamp":1604937600,"title_zh":"10-Q  - Quarterly report [Sections 13 or 15(d","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0},{"cdn_pdf":false,"hasAttachments":true,"id":"10388261","market":"us","labels":[],"media":"sec.gov","original_id":"AN143774920019951-NAII","pdf_url":null,"pub_time":1600617600000,"showTitleType":true,"size":0,"source":"sec_us","summary":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","symbol":"NAII","title":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","titleType":"Annual Report","type":"usFinancials","url":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/0001437749-20-019951-index.htm","us_notice_code":"Form 10-K","us_title_en":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405]","is_important":0,"hasEarnInfos":false,"gpt_zh_title":"","gpt_en_title":"","attachments":[{"description":"FORM 10-K","seq":1,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii20200630_10k.htm","primary":true,"translateUrl":null,"linkName":"naii20200630_10k.htm","type":"10-K","id":"NTFILE4r82eG1eDPVrLHDX","market":"us","size":1325514},{"description":"EXHIBIT 21","seq":2,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/ex_203180.htm","primary":false,"translateUrl":null,"linkName":"ex_203180.htm","type":"EX-21","id":"NTFILE456QQ4naxnz6XLk4","market":"us","size":2781},{"description":"EXHIBIT 23.1","seq":3,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/ex_203181.htm","primary":false,"translateUrl":null,"linkName":"ex_203181.htm","type":"EX-23.1","id":"NTFILE9QiLjBg7KCLcH3Bq","market":"us","size":2881},{"description":"EXHIBIT 31.1","seq":4,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/ex_203182.htm","primary":false,"translateUrl":null,"linkName":"ex_203182.htm","type":"EX-31.1","id":"NTFILEFN3XUjxGptRUNoKM","market":"us","size":9419},{"description":"EXHIBIT 31.2","seq":5,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/ex_203183.htm","primary":false,"translateUrl":null,"linkName":"ex_203183.htm","type":"EX-31.2","id":"NTFILE6tEaDVsxWtPi8x2g","market":"us","size":9513},{"description":"EXHIBIT 32","seq":6,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/ex_203184.htm","primary":false,"translateUrl":null,"linkName":"ex_203184.htm","type":"EX-32","id":"NTFILE34XoW6q1JtG9R6Uq","market":"us","size":5946},{"description":"XBRL INSTANCE DOCUMENT","seq":7,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii-20200630.xml","primary":false,"translateUrl":null,"linkName":"naii-20200630.xml","type":"EX-101.INS","id":"NTFILE81shnzStV6Ngdx5E","market":"us","size":1591255},{"description":"XBRL TAXONOMY EXTENSION SCHEMA","seq":8,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii-20200630.xsd","primary":false,"translateUrl":null,"linkName":"naii-20200630.xsd","type":"EX-101.SCH","id":"NTFILEGcq8t3o5mtdEJ97p","market":"us","size":76760},{"description":"XBRL TAXONOMY EXTENSION CALCULATION LINKBASE","seq":9,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii-20200630_cal.xml","primary":false,"translateUrl":null,"linkName":"naii-20200630_cal.xml","type":"EX-101.CAL","id":"NTFILEDjzUrzhDpXwxBYA6","market":"us","size":63751},{"description":"XBRL TAXONOMY EXTENSION DEFINITION LINKBASE","seq":10,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii-20200630_def.xml","primary":false,"translateUrl":null,"linkName":"naii-20200630_def.xml","type":"EX-101.DEF","id":"NTFILE7ohcckcRA9ECeEaZ","market":"us","size":598183},{"description":"XBRL TAXONOMY EXTENSION LABEL LINKBASE","seq":11,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii-20200630_lab.xml","primary":false,"translateUrl":null,"linkName":"naii-20200630_lab.xml","type":"EX-101.LAB","id":"NTFILEHRxag9s24CGCnTVx","market":"us","size":500432},{"description":"XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE","seq":12,"linkUrl":"https://www.sec.gov/Archives/edgar/data/787253/000143774920019951/naii-20200630_pre.xml","primary":false,"translateUrl":null,"linkName":"naii-20200630_pre.xml","type":"EX-101.PRE","id":"NTFILECxz5qGMDjsqRAuWx","market":"us","size":631110}],"type_name":"Financial Report","type_name_en":"Financial Report","titleTypeEn":"Annual Report","us_type":"财务报告","us_type_zh":"财务报告","earn_infos":[],"event_type":"important_notice","event_name":"Annual Report","pubTime":"2020-09-21 00:00","pubTimestamp":1600617600,"title_zh":"10-K  - Annual report [Section 13 and 15(d), not S-K Item 405","summary_en":"","summary_zh":"","notice_type":"","filling_tag":"","gpt_icon":0}],"pageSize":20,"totalPage":5,"pageCount":3,"totalSize":100,"code":"91000000","status":"200"}]}}