Parent Directory| Name | Size | Last Modified |
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| 0001635984-23-000041-index.html | 2023-11-08 17:04:28 | |
| 0001635984-23-000041.txt | 2023-11-08 17:04:28 | |
 0001635984-23-000041-xbrl.zip | 15170 | 2023-11-08 17:04:28 |
| exhibit991-09x30x2023.htm | 64799 | 2023-11-08 17:04:28 |
| FilingSummary.xml | 1647 | 2023-11-08 17:04:28 |
| Financial_Report.xlsx | 5715 | 2023-11-08 17:04:28 |
| MetaLinks.json | 17428 | 2023-11-08 17:04:28 |
 newsreleaseheadernwlgia20.jpg | 124378 | 2023-11-08 17:04:28 |
| nwli-20231108.htm | 31473 | 2023-11-08 17:04:28 |
| nwli-20231108.xsd | 1950 | 2023-11-08 17:04:28 |
| nwli-20231108_htm.xml | 2730 | 2023-11-08 17:04:28 |
| nwli-20231108_lab.xml | 24139 | 2023-11-08 17:04:28 |
| nwli-20231108_pre.xml | 12544 | 2023-11-08 17:04:28 |
| R1.htm | 38105 | 2023-11-08 17:04:28 |
| report.css | 2767 | 2023-11-08 17:04:28 |
| Show.js | 1085 | 2023-11-08 17:04:28 |