Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001213900-23-084741-index-headers.html | 2023-11-08 16:06:34 | |
| 0001213900-23-084741-index.html | 2023-11-08 16:06:34 | |
| 0001213900-23-084741.txt | 2023-11-08 16:06:34 | |
 0001213900-23-084741-xbrl.zip | 26601 | 2023-11-08 16:06:34 |
| ex991_1.htm | 249509 | 2023-11-08 16:06:34 |
| FilingSummary.xml | 1691 | 2023-11-08 16:06:34 |
| Financial_Report.xlsx | 5793 | 2023-11-08 16:06:34 |
| MetaLinks.json | 20235 | 2023-11-08 16:06:34 |
| nn-20231108.htm | 43023 | 2023-11-08 16:06:34 |
| nn-20231108.xsd | 4675 | 2023-11-08 16:06:34 |
| nn-20231108_cal.xml | 865 | 2023-11-08 16:06:34 |
| nn-20231108_def.xml | 17690 | 2023-11-08 16:06:34 |
| nn-20231108_htm.xml | 4907 | 2023-11-08 16:06:34 |
| nn-20231108_lab.xml | 22904 | 2023-11-08 16:06:34 |
| nn-20231108_pre.xml | 16577 | 2023-11-08 16:06:34 |
| R1.htm | 43401 | 2023-11-08 16:06:34 |
| report.css | 2767 | 2023-11-08 16:06:34 |
| Show.js | 1085 | 2023-11-08 16:06:34 |