Basis of Presentation (Detail) $ in Millions	9 Months Ended
	Sep. 30, 2024 USD ($) segment	Dec. 31, 2023 USD ($)
Capitalized Costs
Number of reportable segments | segment	4
Deferred contract costs	$ 216	$ 207
Deferred sales incentives	$ 151	$ 148
Minimum [Member]
Capitalized Costs
Deferred revenue recognition period	1 month
Contract amortization period	5 years
Maximum [Member]
Capitalized Costs
Deferred revenue recognition period	3 months
Contract amortization period	13 years