XML 62 R23.htm IDEA: XBRL DOCUMENT
v3.20.1

Stockholders' Equity (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2019
Equity [Abstract] |
Schedule of Warrant Activity | The following table shows the warrant activity (in thousands):
| Rollforward of Warrant Activity |
| Registered direct warrants, series A |  |  | Registered direct warrants, series B |  |  | Registered direct warrants, placement agent |  |  | Total |
Balance as of January 1, 2019 | — |  |  | — |  |  | — |  |  | — |
Warrants issued |  | 3,449,112 |  |  |  | 3,449,112 |  |  |  | 172,456 |  |  |  | 7,070,680 |
Warrants exercised | — |  |  | — |  |  | — |  |  | — |
Warrants expired | — |  |  | — |  |  | — |  |  | — |
Balance as of December 31, 2019 |  | 3,449,112 |  |  |  | 3,449,112 |  |  |  | 172,456 |  |  |  | 7,070,680 |

X
- Definition Schedule of warrant activity. + References No definition available. + Details
Name: | nvus_ScheduleOfWarrantActivityTableTextBlock
Namespace Prefix: | nvus_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration