Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000059255-22-000052-index-headers.html | 2022-05-19 16:16:09 | |
| 0000059255-22-000052-index.html | 2022-05-19 16:16:09 | |
| 0000059255-22-000052.txt | 2022-05-19 16:16:09 | |
 0000059255-22-000052-xbrl.zip | 13028 | 2022-05-19 16:16:09 |
| exh991.htm | 6908 | 2022-05-19 16:16:09 |
| FilingSummary.xml | 1682 | 2022-05-19 16:16:09 |
| Financial_Report.xlsx | 5670 | 2022-05-19 16:16:09 |
 image0.jpg | 1793 | 2022-05-19 16:16:09 |
| MetaLinks.json | 19814 | 2022-05-19 16:16:09 |
| nl-20220519.xsd | 3899 | 2022-05-19 16:16:09 |
| nl-20220519_lab.xml | 22544 | 2022-05-19 16:16:09 |
| nl-20220519_pre.xml | 16028 | 2022-05-19 16:16:09 |
| nl8k220519.htm | 34742 | 2022-05-19 16:16:09 |
| nl8k220519_htm.xml | 4188 | 2022-05-19 16:16:09 |
| R1.htm | 40236 | 2022-05-19 16:16:09 |
| report.css | 2767 | 2022-05-19 16:16:09 |
| Show.js | 1085 | 2022-05-19 16:16:09 |