v3.25.4
Segment reporting - Summary of Potential format for reporting the results of the Company's reportable segment (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Dec. 31, 2025
Sep. 30, 2025
Dec. 31, 2024
Sep. 30, 2024
Dec. 31, 2025
Dec. 31, 2024
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development $ 5,834   $ 5,385   $ 9,204 $ 8,970
General and administrative 7,543   5,420   13,976 7,626
Other segment items 1,540   1,253   2,378 1,985
Net loss (11,837) $ (8,965) (9,552) $ (5,059) (20,802) (14,611)
Reportable Segment, Aggregation before Other Operating Segment [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Research and development 5,834   5,385   9,204 8,970
General and administrative 7,543   5,420   13,976 7,626
Other Operating Segment [Member]            
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]            
Other segment items $ (1,540)   $ (1,253)   $ (2,378) $ (1,985)