Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000072162-24-000019-index-headers.html | 2024-05-16 16:21:40 | |
| 0000072162-24-000019-index.html | 2024-05-16 16:21:40 | |
| 0000072162-24-000019.txt | 2024-05-16 16:21:40 | |
 0000072162-24-000019-xbrl.zip | 12607 | 2024-05-16 16:21:40 |
| FilingSummary.xml | 2426 | 2024-05-16 16:21:40 |
| Financial_Report.xlsx | 6420 | 2024-05-16 16:21:40 |
| MetaLinks.json | 18122 | 2024-05-16 16:21:40 |
| nl-20240516.xsd | 3372 | 2024-05-16 16:21:40 |
| nl-20240516x8k.htm | 54907 | 2024-05-16 16:21:40 |
| nl-20240516x8k_htm.xml | 4824 | 2024-05-16 16:21:40 |
| nl-20240516xex99d1.htm | 6584 | 2024-05-16 16:21:40 |
 nl-20240516xex99d1001.jpg | 2474 | 2024-05-16 16:21:40 |
| nl-20240516_lab.xml | 18712 | 2024-05-16 16:21:40 |
| nl-20240516_pre.xml | 13100 | 2024-05-16 16:21:40 |
| R1.htm | 39597 | 2024-05-16 16:21:40 |
| R2.htm | 10576 | 2024-05-16 16:21:40 |
| report.css | 2767 | 2024-05-16 16:21:40 |
| Show.js | 1085 | 2024-05-16 16:21:40 |