Business Segments - Segment Profits (Detail) - USD ($) $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment profits	$ 958			$ 545			$ 2,466	$ 1,115
Interest expense, net of interest income	(93)			(99)			(270)	(301)
Provision for income taxes	(239)			(58)			(538)	(1)
Net income	630	$ 678	$ 377	220	$ 422	$ (11)	1,685	631
Unallocated corporate and other
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment profits	83			(194)			92	(181)
U.S. & Canada | Total segment
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment profits	652			485			1,833	972
International | Total segment
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Segment profits	$ 227			$ 86			$ 568	$ 142