Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000059255-22-000012-index-headers.html | 2022-03-09 16:23:42 | |
| 0000059255-22-000012-index.html | 2022-03-09 16:23:42 | |
| 0000059255-22-000012.txt | 2022-03-09 16:23:42 | |
 0000059255-22-000012-xbrl.zip | 20105 | 2022-03-09 16:23:42 |
| exh991.htm | 156345 | 2022-03-09 16:23:42 |
| FilingSummary.xml | 1685 | 2022-03-09 16:23:42 |
| Financial_Report.xlsx | 5673 | 2022-03-09 16:23:42 |
 image0.jpg | 1793 | 2022-03-09 16:23:42 |
| MetaLinks.json | 19815 | 2022-03-09 16:23:42 |
| nl-20220309.xsd | 3899 | 2022-03-09 16:23:42 |
| nl-20220309_lab.xml | 22544 | 2022-03-09 16:23:42 |
| nl-20220309_pre.xml | 16028 | 2022-03-09 16:23:42 |
| nl8k220309.htm | 31704 | 2022-03-09 16:23:42 |
| nl8k220309_htm.xml | 4188 | 2022-03-09 16:23:42 |
| R1.htm | 40103 | 2022-03-09 16:23:42 |
| report.css | 2767 | 2022-03-09 16:23:42 |
| Show.js | 1085 | 2022-03-09 16:23:42 |