Accounts Payable and Accrued and Other Liabilities - Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Payables and Accruals [Abstract]
Accounts payable	$ 49,778	$ 55,793
Payroll and employee benefits payable	284,238	247,043
Bonus payable	298,295	291,484
Commissions payable	179,416	184,861
Income tax payable	51,256	38,690
VAT payable	76,926	64,501
Current portion of operating lease liabilities	96,076	100,312
Other accrued liabilities	200,548	223,405
Total accounts payable and accrued liabilities	$ 1,236,533	$ 1,206,089
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Total accounts payable and accrued liabilities	Total accounts payable and accrued liabilities