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| 0001104659-18-020483-index.html | 2018-03-27 17:14:15 | |
| 0001104659-18-020483.txt | 2018-03-27 17:14:15 | |
 0001104659-18-020483-xbrl.zip | 169004 | 2018-03-27 17:14:15 |
| a18-1006_110k.htm | 1305320 | 2018-03-27 17:14:15 |
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| a18-1006_1ex31d1.htm | 12536 | 2018-03-27 17:14:15 |
| a18-1006_1ex31d2.htm | 11941 | 2018-03-27 17:14:15 |
| a18-1006_1ex32d1.htm | 9721 | 2018-03-27 17:14:15 |
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| Financial_Report.xlsx | 70300 | 2018-03-27 17:14:15 |
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| nsys-20171231.xsd | 50842 | 2018-03-27 17:14:15 |
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| report.css | 2767 | 2018-03-27 17:14:15 |
| Show.js | 1410 | 2018-03-27 17:14:15 |