Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000865058-21-000040-index-headers.html | 2021-10-22 17:16:03 | |
| 0000865058-21-000040-index.html | 2021-10-22 17:16:03 | |
| 0000865058-21-000040.txt | 2021-10-22 17:16:03 | |
 0000865058-21-000040-xbrl.zip | 12133 | 2021-10-22 17:16:03 |
| a2021novemberdividendrelea.htm | 5587 | 2021-10-22 17:16:03 |
| FilingSummary.xml | 1655 | 2021-10-22 17:16:03 |
| Financial_Report.xlsx | 5662 | 2021-10-22 17:16:03 |
| MetaLinks.json | 16784 | 2021-10-22 17:16:03 |
| nsec-20211022.htm | 34571 | 2021-10-22 17:16:03 |
| nsec-20211022.xsd | 1941 | 2021-10-22 17:16:03 |
| nsec-20211022_htm.xml | 11494 | 2021-10-22 17:16:03 |
| nsec-20211022_lab.xml | 23832 | 2021-10-22 17:16:03 |
| nsec-20211022_pre.xml | 12534 | 2021-10-22 17:16:03 |
 nsglogo.jpg | 2297 | 2021-10-22 17:16:03 |
| R1.htm | 38568 | 2021-10-22 17:16:03 |
| report.css | 2767 | 2021-10-22 17:16:03 |
| Show.js | 1085 | 2021-10-22 17:16:03 |