Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000865058-21-000032-index-headers.html | 2021-05-24 17:13:34 | |
| 0000865058-21-000032-index.html | 2021-05-24 17:13:34 | |
| 0000865058-21-000032.txt | 2021-05-24 17:13:34 | |
 0000865058-21-000032-xbrl.zip | 11442 | 2021-05-24 17:13:34 |
| FilingSummary.xml | 1613 | 2021-05-24 17:13:34 |
| Financial_Report.xlsx | 5662 | 2021-05-24 17:13:34 |
| MetaLinks.json | 17356 | 2021-05-24 17:13:34 |
| nsec-20210521.htm | 52419 | 2021-05-24 17:13:34 |
| nsec-20210521.xsd | 1953 | 2021-05-24 17:13:34 |
| nsec-20210521_htm.xml | 11424 | 2021-05-24 17:13:34 |
| nsec-20210521_lab.xml | 23970 | 2021-05-24 17:13:34 |
| nsec-20210521_pre.xml | 12672 | 2021-05-24 17:13:34 |
| R1.htm | 38605 | 2021-05-24 17:13:34 |
| report.css | 2766 | 2021-05-24 17:13:34 |
| Show.js | 1084 | 2021-05-24 17:13:34 |