Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001628280-23-005244-index-headers.html | 2023-02-27 16:10:36 | |
| 0001628280-23-005244-index.html | 2023-02-27 16:10:36 | |
| 0001628280-23-005244.txt | 2023-02-27 16:10:36 | |
 0001628280-23-005244-xbrl.zip | 102423 | 2023-02-27 16:10:36 |
| ex991-q42022erss.htm | 2462435 | 2023-02-27 16:10:36 |
| FilingSummary.xml | 2122 | 2023-02-27 16:10:36 |
| Financial_Report.xlsx | 5917 | 2023-02-27 16:10:36 |
 image0a93a.jpg | 9612 | 2023-02-27 16:10:36 |
| MetaLinks.json | 24093 | 2023-02-27 16:10:36 |
 nsa-2022ar_editablecovera.jpg | 362193 | 2023-02-27 16:10:36 |
| nsa-20230227.htm | 40158 | 2023-02-27 16:10:36 |
| nsa-20230227.xsd | 2561 | 2023-02-27 16:10:36 |
| nsa-20230227_def.xml | 17493 | 2023-02-27 16:10:36 |
| nsa-20230227_htm.xml | 15294 | 2023-02-27 16:10:36 |
| nsa-20230227_lab.xml | 33079 | 2023-02-27 16:10:36 |
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 nsamap_q42022a.jpg | 56738 | 2023-02-27 16:10:36 |
| R1.htm | 43859 | 2023-02-27 16:10:36 |
| report.css | 2767 | 2023-02-27 16:10:36 |
| Show.js | 1085 | 2023-02-27 16:10:36 |