v3.26.1
Segment - Summary of Reconciles Reported Revenues to Net (Loss) Income under Significant Expense Principle (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2026
Mar. 31, 2026
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Collaboration revenue $ 0   $ 0   $ 20,000 $ 0
Research and development expenses 51,414   22,680   84,130 42,252
Selling, general and administrative expense 9,392   6,816   20,891 14,352
Loss from operations (60,806)   (29,496)   (85,021) (56,604)
Interest income 4,191   2,764   8,549 5,809
Net loss (56,615) $ (19,857) (26,732) $ (24,063) (76,472) (50,795)
RAP-219 Program External Expenses            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expenses 34,088   9,685   49,909 17,648
Preclinical Programs External Expenses            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expenses 4,870   4,722   9,159 7,968
R & D Personnel-Related Costs (Including Stock-based Compensation)            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expenses 10,637   6,666   21,277 13,452
Other Costs            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expenses 1,819   1,607   3,785 3,184
G & A Personnel Related Costs (Including Stock-based Compensation)            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Selling, general and administrative expense 7,085   5,045   14,068 10,004
Professional and Consulting Costs            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Selling, general and administrative expense 1,463   920   5,135 2,584
Facility Related and Other            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Selling, general and administrative expense $ 844   $ 851   $ 1,688 $ 1,764