Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000072162-23-000020-index-headers.html | 2023-05-09 16:23:47 | |
| 0000072162-23-000020-index.html | 2023-05-09 16:23:47 | |
| 0000072162-23-000020.txt | 2023-05-09 16:23:47 | |
 0000072162-23-000020-xbrl.zip | 10071 | 2023-05-09 16:23:47 |
| FilingSummary.xml | 1915 | 2023-05-09 16:23:47 |
| Financial_Report.xlsx | 5701 | 2023-05-09 16:23:47 |
| MetaLinks.json | 16809 | 2023-05-09 16:23:47 |
| nl-20230508.xsd | 3094 | 2023-05-09 16:23:47 |
| nl-20230508x8k.htm | 55251 | 2023-05-09 16:23:47 |
| nl-20230508x8k_htm.xml | 4776 | 2023-05-09 16:23:47 |
| nl-20230508_lab.xml | 15898 | 2023-05-09 16:23:47 |
| nl-20230508_pre.xml | 10366 | 2023-05-09 16:23:47 |
| R1.htm | 39593 | 2023-05-09 16:23:47 |
| report.css | 2766 | 2023-05-09 16:23:47 |
| Show.js | 1084 | 2023-05-09 16:23:47 |