XML 61 R53.htm IDEA: XBRL DOCUMENT v3.25.2
Segment Reporting - Schedule of Segment Expenses, Other Segment Items, and Segment Net Loss (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Mar. 31, 2025
Jun. 30, 2024
Mar. 31, 2024
Jun. 30, 2025
Jun. 30, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expense $ 32,415   $ 19,461   $ 63,329 $ 38,334
General and administrative expense 9,278   8,327   18,416 16,316
Other income, net 207   239   395 242
Condensed consolidated net loss (39,480) $ (39,282) (25,072) $ (24,303) (78,762) (49,375)
Operating segment [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Other segment items 8,731   6,680   17,198 11,324
Other income, net (2,213)   (2,716)   (2,983) (5,275)
Condensed consolidated net loss (39,480)   (25,072)   (78,762) (49,375)
Operating segment [Member] | SGT-003 [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expense 12,219   2,434   21,385 4,340
Operating segment [Member] | SGT-501 [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expense 2,223   3,422   6,689 7,229
Operating segment [Member] | External Research and Development Other [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expense, other 3,116   1,845   5,886 4,573
Operating segment [Member] | Internal Research and Development Expense [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development expense 6,765   4,921   13,608 10,298
Operating segment [Member] | External General and Administrative Expense [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
General and administrative expense 5,279   5,449   10,156 10,883
Operating segment [Member] | Internal General and Administrative Expense [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
General and administrative expense $ 3,360   $ 3,037   $ 6,823 $ 6,003