Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001635984-22-000017-index-headers.html | 2022-05-10 14:06:09 | |
| 0001635984-22-000017-index.html | 2022-05-10 14:06:09 | |
| 0001635984-22-000017.txt | 2022-05-10 14:06:09 | |
 0001635984-22-000017-xbrl.zip | 15344 | 2022-05-10 14:06:09 |
| exhibit991-03x31x2022.htm | 45840 | 2022-05-10 14:06:09 |
| FilingSummary.xml | 1673 | 2022-05-10 14:06:09 |
| Financial_Report.xlsx | 5685 | 2022-05-10 14:06:09 |
| MetaLinks.json | 16996 | 2022-05-10 14:06:09 |
 newsreleaseheadernwlgia20.jpg | 124378 | 2022-05-10 14:06:09 |
| nwli-20220510.htm | 40627 | 2022-05-10 14:06:09 |
| nwli-20220510.xsd | 1948 | 2022-05-10 14:06:09 |
| nwli-20220510_htm.xml | 10832 | 2022-05-10 14:06:09 |
| nwli-20220510_lab.xml | 24137 | 2022-05-10 14:06:09 |
| nwli-20220510_pre.xml | 12542 | 2022-05-10 14:06:09 |
| R1.htm | 38718 | 2022-05-10 14:06:09 |
| report.css | 2767 | 2022-05-10 14:06:09 |
| Show.js | 1085 | 2022-05-10 14:06:09 |