Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-027440-index-headers.html | 2021-02-03 17:14:19 | |
| 0001193125-21-027440-index.html | 2021-02-03 17:14:19 | |
| 0001193125-21-027440.txt | 2021-02-03 17:14:19 | |
 0001193125-21-027440-xbrl.zip | 149470 | 2021-02-03 17:14:19 |
| d273041d8k.htm | 40678 | 2021-02-03 17:14:19 |
| d273041d8k_htm.xml | 3404 | 2021-02-03 17:14:19 |
| d273041dex101.htm | 69324 | 2021-02-03 17:14:19 |
| d273041dex21.htm | 547147 | 2021-02-03 17:14:19 |
| d273041dex231.htm | 3433 | 2021-02-03 17:14:19 |
| d273041dex232.htm | 3493 | 2021-02-03 17:14:19 |
| d273041dex991.htm | 46364 | 2021-02-03 17:14:19 |
| d273041dex992.htm | 44062 | 2021-02-03 17:14:19 |
| d273041dex993.htm | 55961 | 2021-02-03 17:14:19 |
| d273041dex994.htm | 34874 | 2021-02-03 17:14:19 |
| FilingSummary.xml | 1967 | 2021-02-03 17:14:19 |
| Financial_Report.xlsx | 5489 | 2021-02-03 17:14:19 |
 g273041sp_012.jpg | 5370 | 2021-02-03 17:14:19 |
 g273041sp_04.jpg | 5374 | 2021-02-03 17:14:19 |
 g273041sp_08.jpg | 4951 | 2021-02-03 17:14:19 |
| MetaLinks.json | 18805 | 2021-02-03 17:14:19 |
| nog-20210203.xsd | 3062 | 2021-02-03 17:14:19 |
| nog-20210203_lab.xml | 18137 | 2021-02-03 17:14:19 |
| nog-20210203_pre.xml | 11403 | 2021-02-03 17:14:19 |
| R1.htm | 40167 | 2021-02-03 17:14:19 |
| report.css | 2767 | 2021-02-03 17:14:19 |
| Show.js | 1085 | 2021-02-03 17:14:19 |