Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-22-011015-index-headers.html | 2022-05-05 11:01:22 | |
| 0001437749-22-011015-index.html | 2022-05-05 11:01:22 | |
| 0001437749-22-011015.txt | 2022-05-05 11:01:22 | |
 0001437749-22-011015-xbrl.zip | 19864 | 2022-05-05 11:01:22 |
| ex_370768.htm | 92660 | 2022-05-05 11:01:22 |
| ex_370769.htm | 12142 | 2022-05-05 11:01:22 |
| FilingSummary.xml | 1795 | 2022-05-05 11:01:22 |
| Financial_Report.xlsx | 5659 | 2022-05-05 11:01:22 |
| MetaLinks.json | 18885 | 2022-05-05 11:01:22 |
| nrc-20220503.xsd | 3592 | 2022-05-05 11:01:22 |
| nrc-20220503_def.xml | 11528 | 2022-05-05 11:01:22 |
| nrc-20220503_lab.xml | 15413 | 2022-05-05 11:01:22 |
| nrc-20220503_pre.xml | 11684 | 2022-05-05 11:01:22 |
| nrc20220504_8k.htm | 31595 | 2022-05-05 11:01:22 |
| nrc20220504_8k_htm.xml | 2549 | 2022-05-05 11:01:22 |
 nrclogo.jpg | 11302 | 2022-05-05 11:01:22 |
| R1.htm | 38942 | 2022-05-05 11:01:22 |
| report.css | 2767 | 2022-05-05 11:01:22 |
| Show.js | 1085 | 2022-05-05 11:01:22 |