XML 48 R26.htm IDEA: XBRL DOCUMENT
v3.25.4

Common Stock (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Equity [Abstract] |
Schedule of Common Stock Reserved for Future Issuance | Shares of common stock reserved for future issuance on an as-if converted basis, were as follows:
| December 31, 2025 |  | December 31, 2024
Shares available for grant under 2021 Equity Incentive Plan | 29,341,567 |  |  | 23,784,439 |
Stock options issued and outstanding | 17,270,870 |  |  | 16,634,775 |
Shares available for grant under 2021 Employee Stock Purchase Plan | 5,518,072 |  |  | 4,508,360 |
Total shares of common stock reserved | 52,130,509 |  |  | 44,927,574 |

X
- Definition Schedule Of Common Stock Reserved For Future Issuance + References No definition available. + Details
Name: | naut_ScheduleOfCommonStockReservedForFutureIssuanceTableTextBlock
Namespace Prefix: | naut_
Data Type: | dtr-types: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