Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001437749-23-003575-index-headers.html | 2023-02-16 10:14:38 | |
| 0001437749-23-003575-index.html | 2023-02-16 10:14:38 | |
| 0001437749-23-003575.txt | 2023-02-16 10:14:38 | |
 0001437749-23-003575-xbrl.zip | 20432 | 2023-02-16 10:14:38 |
| ex_476440.htm | 125951 | 2023-02-16 10:14:38 |
| ex_476441.htm | 13253 | 2023-02-16 10:14:38 |
| FilingSummary.xml | 1795 | 2023-02-16 10:14:38 |
| Financial_Report.xlsx | 5682 | 2023-02-16 10:14:38 |
| MetaLinks.json | 19419 | 2023-02-16 10:14:38 |
| nrc-20230214.xsd | 3593 | 2023-02-16 10:14:38 |
| nrc-20230214_def.xml | 11529 | 2023-02-16 10:14:38 |
| nrc-20230214_lab.xml | 15414 | 2023-02-16 10:14:38 |
| nrc-20230214_pre.xml | 11685 | 2023-02-16 10:14:38 |
| nrc20230215_8k.htm | 33457 | 2023-02-16 10:14:38 |
| nrc20230215_8k_htm.xml | 2549 | 2023-02-16 10:14:38 |
 nrclogo.jpg | 11302 | 2023-02-16 10:14:38 |
| R1.htm | 38336 | 2023-02-16 10:14:38 |
| report.css | 2767 | 2023-02-16 10:14:38 |
| Show.js | 1085 | 2023-02-16 10:14:38 |