Parent Directory| Name | Size | Last Modified |
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| 0000071829-23-000011-index.html | 2023-02-16 16:27:13 | |
| 0000071829-23-000011.txt | 2023-02-16 16:27:13 | |
 0000071829-23-000011-xbrl.zip | 44671 | 2023-02-16 16:27:13 |
| a2022q48k-erex991.htm | 407898 | 2023-02-16 16:27:13 |
 ex99-1img001a10a.jpg | 5552 | 2023-02-16 16:27:13 |
| FilingSummary.xml | 1740 | 2023-02-16 16:27:13 |
| Financial_Report.xlsx | 5753 | 2023-02-16 16:27:13 |
| MetaLinks.json | 21021 | 2023-02-16 16:27:13 |
| nr-20230216.htm | 40744 | 2023-02-16 16:27:13 |
| nr-20230216.xsd | 2288 | 2023-02-16 16:27:13 |
| nr-20230216_def.xml | 5687 | 2023-02-16 16:27:13 |
 nr-20230216_g1.jpg | 11318 | 2023-02-16 16:27:13 |
| nr-20230216_htm.xml | 12166 | 2023-02-16 16:27:13 |
| nr-20230216_lab.xml | 29990 | 2023-02-16 16:27:13 |
| nr-20230216_pre.xml | 15741 | 2023-02-16 16:27:13 |
| R1.htm | 42500 | 2023-02-16 16:27:13 |
| report.css | 2767 | 2023-02-16 16:27:13 |
| Show.js | 1085 | 2023-02-16 16:27:13 |