Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000865058-21-000007-index-headers.html | 2021-02-26 16:16:21 | |
| 0000865058-21-000007-index.html | 2021-02-26 16:16:21 | |
| 0000865058-21-000007.txt | 2021-02-26 16:16:21 | |
 0000865058-21-000007-xbrl.zip | 19836 | 2021-02-26 16:16:21 |
| a20inancialresultsrelease-.htm | 106214 | 2021-02-26 16:16:21 |
| FilingSummary.xml | 1738 | 2021-02-26 16:16:21 |
| Financial_Report.xlsx | 5439 | 2021-02-26 16:16:21 |
| MetaLinks.json | 17525 | 2021-02-26 16:16:21 |
| nsec-20210226.htm | 35589 | 2021-02-26 16:16:21 |
| nsec-20210226.xsd | 2462 | 2021-02-26 16:16:21 |
| nsec-20210226_cal.xml | 736 | 2021-02-26 16:16:21 |
| nsec-20210226_def.xml | 1669 | 2021-02-26 16:16:21 |
| nsec-20210226_htm.xml | 11424 | 2021-02-26 16:16:21 |
| nsec-20210226_lab.xml | 23970 | 2021-02-26 16:16:21 |
| nsec-20210226_pre.xml | 12672 | 2021-02-26 16:16:21 |
 nsglogo1.jpg | 2297 | 2021-02-26 16:16:21 |
| R1.htm | 38608 | 2021-02-26 16:16:21 |
| report.css | 2767 | 2021-02-26 16:16:21 |
| Show.js | 1085 | 2021-02-26 16:16:21 |