v3.25.2
Income Taxes - Additional Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Sep. 30, 2024
Income Tax Disclosure [Line Items]          
Provision (benefit) for income taxes $ 52,348 $ (1,605) $ 105,875 $ 48,907  
Unrecognized tax benefits 45,700   45,700   $ 65,000
Income tax provision upon recognition of unrecognized tax benefit 45,700   45,700    
Unrecognized tax benefits, increase in valuation allowance upon recognition 6,600   6,600    
Potential decrease in unrecognized tax benefits $ 1,000   1,000    
Foreign Tax Jurisdiction [Member]          
Income Tax Disclosure [Line Items]          
Provision (benefit) for income taxes     $ (10,400) $ 3,600