Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001635984-20-000030-index-headers.html | 2020-08-07 20:59:37 | |
| 0001635984-20-000030-index.html | 2020-08-07 20:59:37 | |
| 0001635984-20-000030.txt | 2020-08-07 20:59:37 | |
 0001635984-20-000030-xbrl.zip | 18104 | 2020-08-07 20:59:37 |
| exhibit991-06x30x2020.htm | 113774 | 2020-08-07 20:59:37 |
| FilingSummary.xml | 1745 | 2020-08-07 20:59:37 |
| Financial_Report.xlsx | 5469 | 2020-08-07 20:59:37 |
| MetaLinks.json | 17737 | 2020-08-07 20:59:37 |
 newsreleaseheadernwlgi1.jpg | 124378 | 2020-08-07 20:59:37 |
| nwli-20200807.htm | 54192 | 2020-08-07 20:59:37 |
| nwli-20200807.xsd | 2469 | 2020-08-07 20:59:37 |
| nwli-20200807_cal.xml | 744 | 2020-08-07 20:59:37 |
| nwli-20200807_def.xml | 1681 | 2020-08-07 20:59:37 |
| nwli-20200807_htm.xml | 10879 | 2020-08-07 20:59:37 |
| nwli-20200807_lab.xml | 24275 | 2020-08-07 20:59:37 |
| nwli-20200807_pre.xml | 12680 | 2020-08-07 20:59:37 |
| R1.htm | 38629 | 2020-08-07 20:59:37 |
| report.css | 2767 | 2020-08-07 20:59:37 |
| Show.js | 1085 | 2020-08-07 20:59:37 |