CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) shares in Millions, $ in Millions	Total	Common stock:	Additional paid-in-capital:	Treasury stock at cost:	Retained earnings:	Accumulated other comprehensive income:
Balance, beginning of year at Dec. 31, 2021		$ 2	$ 16,659	$ (43,371)	$ 36,090	$ 398
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock repurchased / Forward contract for share repurchase			188	(3,331)
Common stock and stock-based awards issued			87
Tax withholdings related to net share settlements of restricted stock awards and units			(160)
Stock-based compensation			494
Other			11
Net income (loss)	$ (1,269)				(1,269)
Dividends and dividend equivalents declared					(506)
Change in unrealized gains (losses) on investments	(91)					(91)
Change in unrealized gains (losses) on derivative instruments						49
Foreign currency translation adjustment						(106)
Tax benefit (provision) on above items						9
Balance, end of year at Dec. 31, 2022	$ 5,153	$ 2	17,279	(46,702)	34,315	259
Common stock, beginning of year (in shares) at Dec. 31, 2021		594
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued (in shares)		10
Common stock repurchased (in shares)		(65)
Common stock, end of period (in shares) at Dec. 31, 2022		539
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends and dividend equivalents declared per share or restricted stock unit (in usd per share)	$ 0.88
Common stock repurchased / Forward contract for share repurchase				(1,412)
Common stock and stock-based awards issued			83
Tax withholdings related to net share settlements of restricted stock awards and units			(161)
Stock-based compensation			575
Other			16
Net income (loss)	$ 2,767				2,767
Dividends and dividend equivalents declared					(551)
Change in unrealized gains (losses) on investments	53					53
Change in unrealized gains (losses) on derivative instruments						(127)
Foreign currency translation adjustment						(16)
Tax benefit (provision) on above items						16
Balance, end of year at Dec. 31, 2023	$ 6,396	$ 2	17,792	(48,114)	36,531	185
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued (in shares)		10
Common stock repurchased (in shares)		(32)
Common stock, end of period (in shares) at Dec. 31, 2023	517	517
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends and dividend equivalents declared per share or restricted stock unit (in usd per share)	$ 1.00
Common stock repurchased / Forward contract for share repurchase	$ (3,149)			(3,176)
Common stock and stock-based awards issued			87
Tax withholdings related to net share settlements of restricted stock awards and units			(199)
Stock-based compensation			590
Other			19
Net income (loss)	1,975				1,975
Dividends and dividend equivalents declared					(555)
Change in unrealized gains (losses) on investments	38					38
Change in unrealized gains (losses) on derivative instruments						88
Foreign currency translation adjustment						(76)
Tax benefit (provision) on above items						(29)
Balance, end of year at Dec. 31, 2024	$ 5,158	$ 2	$ 18,289	$ (51,290)	$ 37,951	$ 206
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued (in shares)		10
Common stock repurchased (in shares)	(56)	(56)
Common stock, end of period (in shares) at Dec. 31, 2024	471	471
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Dividends and dividend equivalents declared per share or restricted stock unit (in usd per share)	$ 1.08