Valuation and Qualifying Accounts - Summary of Activity for Valuation Allowances (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Accounts Receivable, Allowance for Credit Loss [Roll Forward]
Beginning balance, accounts receivable allowance	$ (32)	$ (35)	$ (40)
Charged to costs and expenses	(12)	(15)	(22)
Deductions, accounts receivable allowance	15	18	27
Ending balance, accounts receivable allowance	(29)	(32)	(35)
Deferred Tax Assets, Valuation Allowance [Roll Forward]
Beginning balance, deferred tax assets valuation allowance	(25)	(24)	(21)
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	(2)	(2)	(2)
Deductions, deferred tax assets valuation allowance	(3)	1	(1)
Ending balance, deferred tax assets valuation allowance	$ (30)	$ (25)	$ (24)