v3.26.1
Segment Information - Schedule of Segment expenses reviewed by the CDMO (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting Information [Line Items]    
Research and development expense $ 4,582 $ 12,355
General and administrative expense 4,726 5,259
Consolidated net loss and comprehensive loss (6,344) (15,334)
Operating Segments [Member]    
Segment Reporting Information [Line Items]    
Research and development expense 4,582 12,355
General and administrative expense 4,726 5,259
Interest and other income/(expense) 2,964 2,280
Consolidated net loss and comprehensive loss (6,344) (15,334)
Operating Segments [Member] | Total program expenses    
Segment Reporting Information [Line Items]    
Research and development expense 1,832 7,208
Operating Segments [Member] | Personnel and related    
Segment Reporting Information [Line Items]    
Research and development expense 1,767 3,457
General and administrative expense 1,183 2,102
Operating Segments [Member] | Equity-based compensation    
Segment Reporting Information [Line Items]    
Research and development expense 322 775
General and administrative expense 634 870
Operating Segments [Member] | Facilities and other    
Segment Reporting Information [Line Items]    
Research and development expense 661 915
General and administrative expense 2,909 2,287
Operating Segments [Member] | BA3182 | Total program expenses    
Segment Reporting Information [Line Items]    
Research and development expense 1,819 939
Operating Segments [Member] | Other CAB Programs | Total program expenses    
Segment Reporting Information [Line Items]    
Research and development expense $ 13 $ 6,269