Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001558370-21-007427-index-headers.html | 2021-05-17 17:08:34 | |
| 0001558370-21-007427-index.html | 2021-05-17 17:08:34 | |
| 0001558370-21-007427.txt | 2021-05-17 17:08:34 | |
 0001558370-21-007427-xbrl.zip | 100421 | 2021-05-17 17:08:34 |
| FilingSummary.xml | 28873 | 2021-05-17 17:08:34 |
| Financial_Report.xlsx | 65760 | 2021-05-17 17:08:34 |
| nrbo-20210331.xml | 769032 | 2021-05-17 17:08:34 |
| nrbo-20210331.xsd | 41333 | 2021-05-17 17:08:34 |
| nrbo-20210331ex104294936.htm | 23612 | 2021-05-17 17:08:34 |
 nrbo-20210331ex104294936001.jpg | 3634 | 2021-05-17 17:08:34 |
| nrbo-20210331ex311fb4ebe.htm | 17144 | 2021-05-17 17:08:34 |
| nrbo-20210331ex3216943b8.htm | 10968 | 2021-05-17 17:08:34 |
| nrbo-20210331x10q.htm | 890054 | 2021-05-17 17:08:34 |
| nrbo-20210331_cal.xml | 37291 | 2021-05-17 17:08:34 |
| nrbo-20210331_def.xml | 139397 | 2021-05-17 17:08:34 |
| nrbo-20210331_lab.xml | 354994 | 2021-05-17 17:08:34 |
| nrbo-20210331_pre.xml | 268663 | 2021-05-17 17:08:34 |
| R1.htm | 31133 | 2021-05-17 17:08:34 |
| R10.htm | 64242 | 2021-05-17 17:08:34 |
| R11.htm | 27931 | 2021-05-17 17:08:34 |
| R12.htm | 55382 | 2021-05-17 17:08:34 |
| R13.htm | 7187 | 2021-05-17 17:08:34 |
| R14.htm | 63048 | 2021-05-17 17:08:34 |
| R15.htm | 78004 | 2021-05-17 17:08:34 |
| R16.htm | 21241 | 2021-05-17 17:08:34 |
| R17.htm | 9274 | 2021-05-17 17:08:34 |
| R18.htm | 9048 | 2021-05-17 17:08:34 |
| R19.htm | 6640 | 2021-05-17 17:08:34 |
| R2.htm | 72665 | 2021-05-17 17:08:34 |
| R20.htm | 61899 | 2021-05-17 17:08:34 |
| R21.htm | 64353 | 2021-05-17 17:08:34 |
| R22.htm | 4101 | 2021-05-17 17:08:34 |
| R23.htm | 43790 | 2021-05-17 17:08:34 |
| R24.htm | 59515 | 2021-05-17 17:08:34 |
| R25.htm | 75873 | 2021-05-17 17:08:34 |
| R26.htm | 19294 | 2021-05-17 17:08:34 |
| R27.htm | 22339 | 2021-05-17 17:08:34 |
| R28.htm | 18479 | 2021-05-17 17:08:34 |
| R29.htm | 17542 | 2021-05-17 17:08:34 |
| R3.htm | 18999 | 2021-05-17 17:08:34 |
| R30.htm | 14159 | 2021-05-17 17:08:34 |
| R31.htm | 19921 | 2021-05-17 17:08:34 |
| R32.htm | 5871 | 2021-05-17 17:08:34 |
| R33.htm | 41686 | 2021-05-17 17:08:34 |
| R34.htm | 22767 | 2021-05-17 17:08:34 |
| R35.htm | 10075 | 2021-05-17 17:08:34 |
| R36.htm | 30250 | 2021-05-17 17:08:34 |
| R37.htm | 6185 | 2021-05-17 17:08:34 |
| R38.htm | 35848 | 2021-05-17 17:08:34 |
| R39.htm | 17907 | 2021-05-17 17:08:34 |
| R4.htm | 47035 | 2021-05-17 17:08:34 |
| R40.htm | 9686 | 2021-05-17 17:08:34 |
| R41.htm | 24448 | 2021-05-17 17:08:34 |
| R42.htm | 9175 | 2021-05-17 17:08:34 |
| R43.htm | 25525 | 2021-05-17 17:08:34 |
| R44.htm | 9038 | 2021-05-17 17:08:34 |
| R45.htm | 4568 | 2021-05-17 17:08:34 |
| R46.htm | 12642 | 2021-05-17 17:08:34 |
| R47.htm | 9603 | 2021-05-17 17:08:34 |
| R5.htm | 42033 | 2021-05-17 17:08:34 |
| R6.htm | 52999 | 2021-05-17 17:08:34 |
| R7.htm | 10710 | 2021-05-17 17:08:34 |
| R8.htm | 25683 | 2021-05-17 17:08:34 |
| R9.htm | 28553 | 2021-05-17 17:08:34 |
| report.css | 2767 | 2021-05-17 17:08:34 |
| Show.js | 1085 | 2021-05-17 17:08:34 |