Accumulated Other Comprehensive (Loss) Income - Impact and Location of AOCI Reclassifications in Consolidated Statements of Income (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]
Other Expense	$ (19)	$ (17)	$ (9)
Income tax benefit	(45)	153	(7)
Net income (loss)	147	129	(20)
Amount Reclassified from of Accumulated Other Comprehensive Income
Defined Benefit Plan Disclosure [Line Items]
Other Expense	(11)	(10)	(7)
Income tax benefit	4	1	1
Net income (loss)	$ (7)	$ (9)	$ (6)