v3.26.1
Segment and Geographic Information - Schedule of Revenue by Geographic Area (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue $ 161,178 $ 143,855 $ 454,615 $ 434,629
United States        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue 91,516 87,819 261,953 271,220
China        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue 18,791 14,321 53,615 41,947
United Kingdom        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue 12,095 9,297 32,481 25,036
Rest of Europe        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue 29,986 25,430 82,356 75,009
Asia Pacific (Excluding China)        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue 6,903 5,762 20,113 17,839
Other        
Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue and Long-Lived Asset [Line Items]        
Total revenue $ 1,887 $ 1,226 $ 4,097 $ 3,578