Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104485-25-000140-index-headers.html | 2025-07-31 16:58:14 | |
| 0001104485-25-000140-index.html | 2025-07-31 16:58:14 | |
| 0001104485-25-000140.txt | 2025-07-31 16:58:14 | |
 0001104485-25-000140-xbrl.zip | 31801 | 2025-07-31 16:58:14 |
| exhibit991-2025qx2earnings.htm | 388573 | 2025-07-31 16:58:14 |
| FilingSummary.xml | 1615 | 2025-07-31 16:58:14 |
| MetaLinks.json | 16871 | 2025-07-31 16:58:14 |
| nog-20250731.htm | 25836 | 2025-07-31 16:58:14 |
| nog-20250731.xsd | 1779 | 2025-07-31 16:58:14 |
| nog-20250731_htm.xml | 2714 | 2025-07-31 16:58:14 |
| nog-20250731_lab.xml | 21629 | 2025-07-31 16:58:14 |
| nog-20250731_pre.xml | 12507 | 2025-07-31 16:58:14 |
| R1.htm | 38068 | 2025-07-31 16:58:14 |
| report.css | 2766 | 2025-07-31 16:58:14 |
| Show.js | 1084 | 2025-07-31 16:58:14 |