Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001635984-23-000021-index-headers.html | 2023-05-15 16:01:42 | |
| 0001635984-23-000021-index.html | 2023-05-15 16:01:42 | |
| 0001635984-23-000021.txt | 2023-05-15 16:01:42 | |
 0001635984-23-000021-xbrl.zip | 15683 | 2023-05-15 16:01:42 |
| exhibit991-03x31x2023.htm | 47463 | 2023-05-15 16:01:42 |
| FilingSummary.xml | 1673 | 2023-05-15 16:01:42 |
| Financial_Report.xlsx | 5709 | 2023-05-15 16:01:42 |
| MetaLinks.json | 17526 | 2023-05-15 16:01:42 |
 newsreleaseheadernwlgia20a.jpg | 124378 | 2023-05-15 16:01:42 |
| nwli-20230515.htm | 40651 | 2023-05-15 16:01:42 |
| nwli-20230515.xsd | 1948 | 2023-05-15 16:01:42 |
| nwli-20230515_htm.xml | 10856 | 2023-05-15 16:01:42 |
| nwli-20230515_lab.xml | 24137 | 2023-05-15 16:01:42 |
| nwli-20230515_pre.xml | 12542 | 2023-05-15 16:01:42 |
| R1.htm | 38103 | 2023-05-15 16:01:42 |
| report.css | 2767 | 2023-05-15 16:01:42 |
| Show.js | 1085 | 2023-05-15 16:01:42 |