v3.26.1
CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY (Parenthetical) (Unaudited) - USD ($)
$ in Thousands
3 Months Ended
6 Months Ended
Jun. 30, 2026
Jun. 30, 2026
Statement of Stockholders' Equity [Abstract]
Offering costs
$ 4,562
$ 456
X
- Definition
Common stock and warrant net offering costs.
+ References
No definition available.
+ Details
Name:
sprb_CommonStockAndWarrantNetOfferingCosts
Namespace Prefix:
sprb_
Data Type:
xbrli:monetaryItemType
Balance Type:
debit
Period Type:
duration
X
- References
No definition available.
+ Details
Name:
us-gaap_StatementOfStockholdersEquityAbstract
Namespace Prefix:
us-gaap_
Data Type:
xbrli:stringItemType
Balance Type:
na
Period Type:
duration