Accumulated Other Comprehensive Loss and Shareholders' Equity - Changes in Shareholders' Equity (Deficit) (Detail) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Stockholders Equity Note [Line Items]
Cash dividends (in USD per share)	$ 0.40
(Increase) Decrease in Shareholders' Deficit [Roll Forward]
Balance at beginning of period	$ 568	$ 1,414
Net income	757	377
Other comprehensive income (loss)	82	14
Dividends ($0.00 per share)	(124)
Stock-based compensation plans	(34)	(33)
Purchase of treasury stock	(1,109)
Balance at end of period	140	1,772
Class A Common Stock
(Increase) Decrease in Shareholders' Deficit [Roll Forward]
Balance at beginning of period	$ 5	$ 5
Balance at beginning of period (in shares)	310.6	326.3
Purchase of treasury stock (in shares)	(6.8)
Stock-based compensation plans (in shares)	0.9	1.0
Balance at end of period	$ 5	$ 5
Balance at end of period (in shares)	304.7	327.3
Additional Paid-in-Capital
(Increase) Decrease in Shareholders' Deficit [Roll Forward]
Balance at beginning of period	$ 5,965	$ 5,892
Stock-based compensation plans	(59)	(61)
Balance at end of period	5,906	5,831
Retained Earnings
(Increase) Decrease in Shareholders' Deficit [Roll Forward]
Balance at beginning of period	12,342	10,305
Net income	757	377
Dividends ($0.00 per share)	(124)
Balance at end of period	12,975	10,682
Treasury Stock, at Cost
(Increase) Decrease in Shareholders' Deficit [Roll Forward]
Balance at beginning of period	(17,015)	(14,446)
Stock-based compensation plans	25	28
Purchase of treasury stock	(1,109)
Balance at end of period	(18,099)	(14,418)
Accumulated Other Comprehensive Loss
(Increase) Decrease in Shareholders' Deficit [Roll Forward]
Balance at beginning of period	(729)	(342)
Other comprehensive income (loss)	82	14
Balance at end of period	$ (647)	$ (328)