Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001513162-23-000056-index-headers.html | 2023-04-05 16:01:19 | |
| 0001513162-23-000056-index.html | 2023-04-05 16:01:19 | |
| 0001513162-23-000056.txt | 2023-04-05 16:01:19 | |
 0001513162-23-000056-xbrl.zip | 315841 | 2023-04-05 16:01:19 |
| exhibit10_12.htm | 276832 | 2023-04-05 16:01:19 |
| exhibit10_8.htm | 38225 | 2023-04-05 16:01:19 |
| exhibit10_9.htm | 36844 | 2023-04-05 16:01:19 |
| exhibit21.htm | 12899 | 2023-04-05 16:01:19 |
| exhibit23_1.htm | 2376 | 2023-04-05 16:01:19 |
| exhibit31_1.htm | 12246 | 2023-04-05 16:01:19 |
| exhibit31_2.htm | 12136 | 2023-04-05 16:01:19 |
| exhibit32_1.htm | 10501 | 2023-04-05 16:01:19 |
| FilingSummary.xml | 46812 | 2023-04-05 16:01:19 |
| Financial_Report.xlsx | 119986 | 2023-04-05 16:01:19 |
| MetaLinks.json | 767359 | 2023-04-05 16:01:19 |
| nuvr-20221231.htm | 2002894 | 2023-04-05 16:01:19 |
| nuvr-20221231.xsd | 87946 | 2023-04-05 16:01:19 |
| nuvr-20221231_cal.xml | 57371 | 2023-04-05 16:01:19 |
| nuvr-20221231_def.xml | 354332 | 2023-04-05 16:01:19 |
| nuvr-20221231_htm.xml | 1472109 | 2023-04-05 16:01:19 |
| nuvr-20221231_lab.xml | 638410 | 2023-04-05 16:01:19 |
| nuvr-20221231_pre.xml | 367480 | 2023-04-05 16:01:19 |
| R1.htm | 66791 | 2023-04-05 16:01:19 |
| R10.htm | 40370 | 2023-04-05 16:01:19 |
| R11.htm | 36139 | 2023-04-05 16:01:19 |
| R12.htm | 67109 | 2023-04-05 16:01:19 |
| R13.htm | 49229 | 2023-04-05 16:01:19 |
| R14.htm | 18592 | 2023-04-05 16:01:19 |
| R15.htm | 114421 | 2023-04-05 16:01:19 |
| R16.htm | 9781 | 2023-04-05 16:01:19 |
| R17.htm | 7472 | 2023-04-05 16:01:19 |
| R18.htm | 5146 | 2023-04-05 16:01:19 |
| R19.htm | 5961 | 2023-04-05 16:01:19 |
| R2.htm | 100641 | 2023-04-05 16:01:19 |
| R20.htm | 5527 | 2023-04-05 16:01:19 |
| R21.htm | 5833 | 2023-04-05 16:01:19 |
| R22.htm | 93993 | 2023-04-05 16:01:19 |
| R23.htm | 26965 | 2023-04-05 16:01:19 |
| R24.htm | 6840 | 2023-04-05 16:01:19 |
| R25.htm | 6121 | 2023-04-05 16:01:19 |
| R26.htm | 6615 | 2023-04-05 16:01:19 |
| R27.htm | 148957 | 2023-04-05 16:01:19 |
| R28.htm | 68607 | 2023-04-05 16:01:19 |
| R29.htm | 46417 | 2023-04-05 16:01:19 |
| R3.htm | 28847 | 2023-04-05 16:01:19 |
| R30.htm | 42268 | 2023-04-05 16:01:19 |
| R31.htm | 34176 | 2023-04-05 16:01:19 |
| R32.htm | 65433 | 2023-04-05 16:01:19 |
| R33.htm | 40293 | 2023-04-05 16:01:19 |
| R34.htm | 114174 | 2023-04-05 16:01:19 |
| R35.htm | 93484 | 2023-04-05 16:01:19 |
| R36.htm | 27133 | 2023-04-05 16:01:19 |
| R37.htm | 9575 | 2023-04-05 16:01:19 |
| R38.htm | 29750 | 2023-04-05 16:01:19 |
| R39.htm | 10686 | 2023-04-05 16:01:19 |
| R4.htm | 130234 | 2023-04-05 16:01:19 |
| R40.htm | 39758 | 2023-04-05 16:01:19 |
| R41.htm | 33557 | 2023-04-05 16:01:19 |
| R42.htm | 10242 | 2023-04-05 16:01:19 |
| R43.htm | 4284 | 2023-04-05 16:01:19 |
| R44.htm | 4262 | 2023-04-05 16:01:19 |
| R45.htm | 12329 | 2023-04-05 16:01:19 |
| R46.htm | 20918 | 2023-04-05 16:01:19 |
| R47.htm | 6836 | 2023-04-05 16:01:19 |
| R48.htm | 13227 | 2023-04-05 16:01:19 |
| R49.htm | 23910 | 2023-04-05 16:01:19 |
| R5.htm | 21952 | 2023-04-05 16:01:19 |
| R50.htm | 8971 | 2023-04-05 16:01:19 |
| R51.htm | 29010 | 2023-04-05 16:01:19 |
| R52.htm | 13199 | 2023-04-05 16:01:19 |
| R53.htm | 86259 | 2023-04-05 16:01:19 |
| R54.htm | 27384 | 2023-04-05 16:01:19 |
| R55.htm | 23502 | 2023-04-05 16:01:19 |
| R56.htm | 16143 | 2023-04-05 16:01:19 |
| R57.htm | 29951 | 2023-04-05 16:01:19 |
| R58.htm | 8443 | 2023-04-05 16:01:19 |
| R59.htm | 15277 | 2023-04-05 16:01:19 |
| R6.htm | 95441 | 2023-04-05 16:01:19 |
| R60.htm | 13361 | 2023-04-05 16:01:19 |
| R61.htm | 14959 | 2023-04-05 16:01:19 |
| R62.htm | 38629 | 2023-04-05 16:01:19 |
| R63.htm | 16959 | 2023-04-05 16:01:19 |
| R64.htm | 9194 | 2023-04-05 16:01:19 |
| R65.htm | 6970 | 2023-04-05 16:01:19 |
| R66.htm | 4220 | 2023-04-05 16:01:19 |
| R67.htm | 5073 | 2023-04-05 16:01:19 |
| R68.htm | 20943 | 2023-04-05 16:01:19 |
| R69.htm | 35724 | 2023-04-05 16:01:19 |
| R7.htm | 61401 | 2023-04-05 16:01:19 |
| R70.htm | 21779 | 2023-04-05 16:01:19 |
| R71.htm | 13159 | 2023-04-05 16:01:19 |
| R72.htm | 31445 | 2023-04-05 16:01:19 |
| R73.htm | 11594 | 2023-04-05 16:01:19 |
| R74.htm | 22482 | 2023-04-05 16:01:19 |
| R75.htm | 6546 | 2023-04-05 16:01:19 |
| R76.htm | 9037 | 2023-04-05 16:01:19 |
| R8.htm | 105904 | 2023-04-05 16:01:19 |
| R9.htm | 77888 | 2023-04-05 16:01:19 |
| report.css | 2767 | 2023-04-05 16:01:19 |
| Show.js | 1085 | 2023-04-05 16:01:19 |