Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-16-117703-index-headers.html | 2016-05-04 16:27:36 | |
| 0001104659-16-117703-index.html | 2016-05-04 16:27:36 | |
| 0001104659-16-117703.txt | 2016-05-04 16:27:36 | |
 0001104659-16-117703-xbrl.zip | 84655 | 2016-05-04 16:27:36 |
| a16-6509_110q.htm | 557522 | 2016-05-04 16:27:36 |
| a16-6509_1ex31d1.htm | 13244 | 2016-05-04 16:27:36 |
| a16-6509_1ex31d2.htm | 12990 | 2016-05-04 16:27:36 |
| a16-6509_1ex32.htm | 11070 | 2016-05-04 16:27:36 |
| FilingSummary.xml | 15089 | 2016-05-04 16:27:36 |
| Financial_Report.xlsx | 35493 | 2016-05-04 16:27:36 |
| nsys-20160331.xml | 834804 | 2016-05-04 16:27:36 |
| nsys-20160331.xsd | 25678 | 2016-05-04 16:27:36 |
| nsys-20160331_cal.xml | 46434 | 2016-05-04 16:27:36 |
| nsys-20160331_def.xml | 90502 | 2016-05-04 16:27:36 |
| nsys-20160331_lab.xml | 320811 | 2016-05-04 16:27:36 |
| nsys-20160331_pre.xml | 200684 | 2016-05-04 16:27:36 |
| R1.htm | 25600 | 2016-05-04 16:27:36 |
| R10.htm | 22698 | 2016-05-04 16:27:36 |
| R11.htm | 30458 | 2016-05-04 16:27:36 |
| R12.htm | 186282 | 2016-05-04 16:27:36 |
| R13.htm | 133318 | 2016-05-04 16:27:36 |
| R14.htm | 51859 | 2016-05-04 16:27:36 |
| R15.htm | 24311 | 2016-05-04 16:27:36 |
| R16.htm | 20528 | 2016-05-04 16:27:36 |
| R17.htm | 23934 | 2016-05-04 16:27:36 |
| R18.htm | 81443 | 2016-05-04 16:27:36 |
| R19.htm | 58206 | 2016-05-04 16:27:36 |
| R2.htm | 86047 | 2016-05-04 16:27:36 |
| R20.htm | 25629 | 2016-05-04 16:27:36 |
| R21.htm | 82776 | 2016-05-04 16:27:36 |
| R22.htm | 24044 | 2016-05-04 16:27:36 |
| R23.htm | 22999 | 2016-05-04 16:27:36 |
| R24.htm | 27395 | 2016-05-04 16:27:36 |
| R3.htm | 20893 | 2016-05-04 16:27:36 |
| R4.htm | 43581 | 2016-05-04 16:27:36 |
| R5.htm | 65756 | 2016-05-04 16:27:36 |
| R6.htm | 149580 | 2016-05-04 16:27:36 |
| R7.htm | 8840 | 2016-05-04 16:27:36 |
| R8.htm | 54117 | 2016-05-04 16:27:36 |
| R9.htm | 27427 | 2016-05-04 16:27:36 |
| report.css | 2767 | 2016-05-04 16:27:36 |
| Show.js | 1410 | 2016-05-04 16:27:36 |