Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104485-22-000032-index-headers.html | 2022-02-14 06:31:47 | |
| 0001104485-22-000032-index.html | 2022-02-14 06:31:47 | |
| 0001104485-22-000032.txt | 2022-02-14 06:31:47 | |
 0001104485-22-000032-xbrl.zip | 14155 | 2022-02-14 06:31:47 |
| exhibit991-pressreleasexny.htm | 10590 | 2022-02-14 06:31:47 |
| FilingSummary.xml | 1655 | 2022-02-14 06:31:47 |
| Financial_Report.xlsx | 5665 | 2022-02-14 06:31:47 |
| MetaLinks.json | 17292 | 2022-02-14 06:31:47 |
| nog-20220214.htm | 37875 | 2022-02-14 06:31:47 |
| nog-20220214.xsd | 1908 | 2022-02-14 06:31:47 |
| nog-20220214_htm.xml | 13020 | 2022-02-14 06:31:47 |
| nog-20220214_lab.xml | 24977 | 2022-02-14 06:31:47 |
| nog-20220214_pre.xml | 13184 | 2022-02-14 06:31:47 |
| R1.htm | 38612 | 2022-02-14 06:31:47 |
| report.css | 2767 | 2022-02-14 06:31:47 |
| Show.js | 1084 | 2022-02-14 06:31:47 |