Revenues - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Segment Reporting Information [Line Items]
Contract with Customer, Liability	$ 69		$ 78
Contract with Customer, Liability, Noncurrent	38		35
Deferred Costs	102		96
Incentive and Profit-sharing Contingent Commissions
Segment Reporting Information [Line Items]
Deferred Revenue, Revenue Recognized	$ 16	$ 12
Cost to Obtain Customer Contracts
Segment Reporting Information [Line Items]
Capitalized contract cost, amortization period	15 years
Deferred Costs	$ 8
Capitalized Contract Cost, Amortization	2
Cost to Fulfill Customer Contracts
Segment Reporting Information [Line Items]
Deferred Costs	107		$ 123
Capitalized Contract Cost, Amortization	$ 17