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| 0000071829-23-000041-index.html | 2023-05-03 12:57:27 | |
| 0000071829-23-000041.txt | 2023-05-03 12:57:27 | |
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| a2023q110qexhibit311.htm | 8715 | 2023-05-03 12:57:27 |
| a2023q110qexhibit312.htm | 8681 | 2023-05-03 12:57:27 |
| a2023q110qexhibit321.htm | 4958 | 2023-05-03 12:57:27 |
| a2023q110qexhibit322.htm | 5282 | 2023-05-03 12:57:27 |
| FilingSummary.xml | 27186 | 2023-05-03 12:57:27 |
| Financial_Report.xlsx | 59087 | 2023-05-03 12:57:27 |
| MetaLinks.json | 490126 | 2023-05-03 12:57:27 |
| nr-20230331.htm | 929437 | 2023-05-03 12:57:27 |
| nr-20230331.xsd | 30946 | 2023-05-03 12:57:27 |
| nr-20230331_cal.xml | 61826 | 2023-05-03 12:57:27 |
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| nr-20230331_htm.xml | 653696 | 2023-05-03 12:57:27 |
| nr-20230331_lab.xml | 379999 | 2023-05-03 12:57:27 |
| nr-20230331_pre.xml | 253368 | 2023-05-03 12:57:27 |
| R1.htm | 53111 | 2023-05-03 12:57:27 |
| R10.htm | 22710 | 2023-05-03 12:57:27 |
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| R9.htm | 10955 | 2023-05-03 12:57:27 |
| report.css | 2767 | 2023-05-03 12:57:27 |
| Show.js | 1085 | 2023-05-03 12:57:27 |