Income Taxes - Reconciliation of Statutory Federal Income Tax Rate with Effective Income Tax Rate (Details)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Tax Disclosure [Abstract]
Statutory tax rate	21.00%	21.00%	21.00%
State income taxes, net	6.50%	5.00%	(1.30%)
Foreign rate differential	3.10%	1.00%	(0.30%)
Foreign income inclusion	6.00%	5.40%	0.70%
Foreign tax credit	(4.70%)	(5.10%)	(0.80%)
Reserve for uncertain tax positions	(5.90%)	(3.20%)	(2.40%)
Valuation allowance	0.00%	0.00%	(1.70%)
Impact on deferred taxes of enacted tax law and rate changes	0.60%	1.40%	(0.50%)
Tax credits and incentives	(8.40%)	(5.00%)	(1.50%)
Impairment of goodwill	16.00%	0.00%	0.00%
Mark-to market on investment in Consensus	0.00%	22.10%	(18.00%)
Return to provision adjustments	(5.10%)	1.10%	0.50%
Executive compensation	2.40%	1.50%	0.70%
Other	0.70%	(1.00%)	(0.40%)
Effective tax rates	32.20%	44.20%	(4.00%)