Parent Directory| Name | Size | Last Modified |
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| 0001437749-24-015131-index.html | 2024-05-07 17:11:17 | |
| 0001437749-24-015131.txt | 2024-05-07 17:11:17 | |
 0001437749-24-015131-xbrl.zip | 17973 | 2024-05-07 17:11:17 |
| ex_668107.htm | 124386 | 2024-05-07 17:11:17 |
| FilingSummary.xml | 1751 | 2024-05-07 17:11:17 |
| Financial_Report.xlsx | 5683 | 2024-05-07 17:11:17 |
| MetaLinks.json | 19294 | 2024-05-07 17:11:17 |
| nrc-20240507.xsd | 3400 | 2024-05-07 17:11:17 |
| nrc-20240507_def.xml | 11420 | 2024-05-07 17:11:17 |
| nrc-20240507_lab.xml | 15309 | 2024-05-07 17:11:17 |
| nrc-20240507_pre.xml | 11580 | 2024-05-07 17:11:17 |
| nrc20240506_8k.htm | 30767 | 2024-05-07 17:11:17 |
| nrc20240506_8k_htm.xml | 2831 | 2024-05-07 17:11:17 |
 pic1.jpg | 7702 | 2024-05-07 17:11:17 |
| R1.htm | 38338 | 2024-05-07 17:11:17 |
| report.css | 2767 | 2024-05-07 17:11:17 |
| Show.js | 1085 | 2024-05-07 17:11:17 |