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| 0001437749-19-022926-index.html | 2019-11-14 16:21:43 | |
| 0001437749-19-022926.txt | 2019-11-14 16:21:43 | |
 0001437749-19-022926-xbrl.zip | 118238 | 2019-11-14 16:21:43 |
| ex_163362.htm | 10065 | 2019-11-14 16:21:43 |
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| ex_163364.htm | 6225 | 2019-11-14 16:21:43 |
| FilingSummary.xml | 33330 | 2019-11-14 16:21:43 |
| Financial_Report.xlsx | 52225 | 2019-11-14 16:21:43 |
| naii-20190930.xml | 907981 | 2019-11-14 16:21:43 |
| naii-20190930.xsd | 47172 | 2019-11-14 16:21:43 |
| naii-20190930_cal.xml | 39275 | 2019-11-14 16:21:43 |
| naii-20190930_def.xml | 384845 | 2019-11-14 16:21:43 |
| naii-20190930_lab.xml | 284983 | 2019-11-14 16:21:43 |
| naii-20190930_pre.xml | 399062 | 2019-11-14 16:21:43 |
| naii20190930_10q.htm | 724490 | 2019-11-14 16:21:43 |
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| report.css | 2767 | 2019-11-14 16:21:43 |
| Show.js | 1085 | 2019-11-14 16:21:43 |