Accrued Expenses and Other Current Liabilities - Summary of Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Payables and Accruals [Abstract]
Accrued bonus and other payroll related	$ 28,116	$ 28,260
Accrued legal settlement	30,898	25,000
Accrued marketing	11,582	14,311
Income taxes payable	7,677	1,457
Reimbursable liabilities	42,305	15,798
Deferred revenue	6,282	6,036
Other accrued expenses	16,512	8,268
Total accrued expenses and other current liabilities	$ 143,372	$ 99,130