Consolidated Statements of Stockholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Cumulative effect of changes in accounting principles, net of taxes	Number of shares of common stock	Common stock and additional paid-in capital	Accumulated deficit	Accumulated deficit Cumulative effect of changes in accounting principles, net of taxes	Accumulated other comprehensive (loss) income	Accumulated other comprehensive (loss) income Cumulative effect of changes in accounting principles, net of taxes
Beginning Balance, Shares at Dec. 31, 2019			591.4
Beginning Balance at Dec. 31, 2019	$ 9,673	$ (2)		$ 31,531	$ (21,330)	$ (2)	$ (528)	$ 0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	7,264				7,264
Other comprehensive income (loss), net of tax	(457)						(457)
Dividends declared on common stock	(3,843)				(3,843)
Issuance of common stock in connection with the Company’s equity award programs, Shares			2.1
Issuance of common stock in connection with the Company’s equity award programs	91			91
Stock-based compensation expense	349			349
Repurchases of common stock, Shares			(15.2)
Repurchases of common stock	(3,497)				(3,497)
Ending Balance, Shares at Dec. 31, 2020			578.3
Ending Balance at Dec. 31, 2020	$ 9,409			31,802	(21,408)		(985)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock, dividends declared per share (in usd per share)	$ 6.56
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	$ (169)			(169)
Net income	5,893				5,893
Other comprehensive income (loss), net of tax	189						189
Dividends declared on common stock	(4,098)				(4,098)
Issuance of common stock in connection with the Company’s equity award programs, Shares			1.7
Issuance of common stock in connection with the Company’s equity award programs	82			82
Stock-based compensation expense	361			361
Repurchases of common stock, Shares			(21.7)
Repurchases of common stock	$ (4,987)				(4,987)
Ending Balance, Shares at Dec. 31, 2021	558.3		558.3
Ending Balance at Dec. 31, 2021	$ 6,700			32,096	(24,600)		(796)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock, dividends declared per share (in usd per share)	$ 7.22
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	$ (149)			(149)
Net income	6,552				6,552
Other comprehensive income (loss), net of tax	565						565
Dividends declared on common stock	(4,264)				(4,264)
Issuance of common stock in connection with the Company’s equity award programs, Shares			1.8
Issuance of common stock in connection with the Company’s equity award programs	138			138
Stock-based compensation expense	419			419
Repurchases of common stock, Shares			(26.1)
Repurchases of common stock	$ (6,310)			0	(6,310)
Ending Balance, Shares at Dec. 31, 2022	534.0		534.0
Ending Balance at Dec. 31, 2022	$ 3,661			32,514	$ (28,622)		$ (231)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock, dividends declared per share (in usd per share)	$ 7.95
Share-Based Payment Arrangement, Decrease for Tax Withholding Obligation	$ (139)			$ (139)