Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001213900-24-022164-index-headers.html | 2024-03-13 16:08:43 | |
| 0001213900-24-022164-index.html | 2024-03-13 16:08:43 | |
| 0001213900-24-022164.txt | 2024-03-13 16:08:43 | |
 0001213900-24-022164-xbrl.zip | 26017 | 2024-03-13 16:08:43 |
| ex991_1.htm | 263940 | 2024-03-13 16:08:43 |
| FilingSummary.xml | 1693 | 2024-03-13 16:08:43 |
| Financial_Report.xlsx | 5792 | 2024-03-13 16:08:43 |
| MetaLinks.json | 20235 | 2024-03-13 16:08:43 |
| nn-20240313.htm | 43086 | 2024-03-13 16:08:43 |
| nn-20240313.xsd | 4681 | 2024-03-13 16:08:43 |
| nn-20240313_cal.xml | 865 | 2024-03-13 16:08:43 |
| nn-20240313_def.xml | 17690 | 2024-03-13 16:08:43 |
| nn-20240313_htm.xml | 4907 | 2024-03-13 16:08:43 |
| nn-20240313_lab.xml | 22904 | 2024-03-13 16:08:43 |
| nn-20240313_pre.xml | 16577 | 2024-03-13 16:08:43 |
| R1.htm | 43402 | 2024-03-13 16:08:43 |
| report.css | 2767 | 2024-03-13 16:08:43 |
| Show.js | 1085 | 2024-03-13 16:08:43 |