Consolidated Statements of Changes in Equity and Redeemable Non-Controlling Interest - USD ($) $ in Millions	Total	Common Stock	Treasury Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income/(Loss)	Non- Controlling Interest in Consolidated Subsidiaries
Common stock, shares beginning (in shares) at Dec. 31, 2020		629,000,000
Treasury stock, shares beginning (in shares) at Dec. 31, 2020			(68,000,000)
Beginning balance at Dec. 31, 2020	$ 19,534	$ 6	$ (5,200)	$ 13,845	$ 11,039	$ (192)	$ 36
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss	$ (4)					(4)
Exercise of common stock options (in shares)	493,000
Exercise of common stock options	$ 17			17
Repurchases of common stock (in shares)	(1,834,000)		(1,000,000)
Repurchases of common stock	$ (250)		$ (250)
Payments relating to treasury shares (in shares)	(1,000,000)		(1,000,000)
Payments relating to treasury shares	$ (70)		$ (70)
Stock-based compensation	168			168
Issuance under the employee stock purchase plan	42			42
Issuance of restricted stock (in shares)		2,000,000
Distributions of profits	(21)						(21)
Dividends paid to stockholders	(747)				(747)
Bakkt deconsolidation adjustment	(3)			(3)
Net income/(loss) attributable to non-controlling interest	13				(11)		24
Net income	4,069				4,069
Common stock, shares ending (in shares) at Dec. 31, 2021		631,000,000
Treasury stock, shares ending (in shares) at Dec. 31, 2021			(70,000,000)
Ending balance at Dec. 31, 2021	22,748	$ 6	$ (5,520)	14,069	14,350	(196)	39
Redeemable non-controlling interest, Beginning balance at Dec. 31, 2020	93
Increase (Decrease) in Temporary Equity [Roll Forward]
Stock-based compensation	27
Net income attributable to non-controlling interest	(13)
Redeemable non-controlling interest, Ending balance at Dec. 31, 2021	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss	$ (135)					(135)
Exercise of common stock options (in shares)	417,000
Exercise of common stock options	$ 22			22
Repurchases of common stock (in shares)	(4,955,000)		(4,000,000)
Repurchases of common stock	$ (632)		$ (632)
Payments relating to treasury shares (in shares)	(1,000,000)		(1,000,000)
Payments relating to treasury shares	$ (73)		$ (73)
Stock-based compensation	172			172
Issuance under the employee stock purchase plan (in shares)		1,000,000
Issuance under the employee stock purchase plan	50			50
Issuance of restricted stock (in shares)		2,000,000
Distributions of profits	(36)						(36)
Dividends paid to stockholders	(853)				(853)
Net income/(loss) attributable to non-controlling interest	0				(52)		52
Net income	$ 1,498				1,498
Common stock, shares ending (in shares) at Dec. 31, 2022	559,000,000	634,000,000
Treasury stock, shares ending (in shares) at Dec. 31, 2022	(75,000,000)		(75,000,000)
Ending balance at Dec. 31, 2022	$ 22,761	$ 6	$ (6,225)	14,313	14,943	(331)	55
Increase (Decrease) in Temporary Equity [Roll Forward]
Bakkt deconsolidation adjustment	(107)
Redeemable non-controlling interest, Ending balance at Dec. 31, 2022	0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive loss	37					37
Stock consideration issued for acquisition (in shares)		11,000,000
Stock consideration issued for acquisition	$ 1,274			1,274
Exercise of common stock options (in shares)	508,000	1,000,000
Exercise of common stock options	$ 30			30
Repurchases of common stock (in shares)	0
Repurchases of common stock	$ 0
Payments relating to treasury shares (in shares)	(1,000,000)		(1,000,000)
Payments relating to treasury shares	$ (79)		$ (79)
Stock-based compensation	293			293
Issuance under the employee stock purchase plan (in shares)		1,000,000
Issuance under the employee stock purchase plan	43			43
Contribution from equity partners	9						9
Issuance of restricted stock (in shares)		2,000,000
Distributions of profits	(65)						(65)
Dividends paid to stockholders	(955)				(955)
Net income/(loss) attributable to non-controlling interest	0				(70)		70
Net income	$ 2,438
Common stock, shares ending (in shares) at Dec. 31, 2023	573,000,000	649,000,000
Treasury stock, shares ending (in shares) at Dec. 31, 2023	(76,000,000)		(76,000,000)
Ending balance at Dec. 31, 2023	$ 25,786	$ 6	$ (6,304)	$ 15,953	$ 16,356	$ (294)	$ 69
Redeemable non-controlling interest, Ending balance at Dec. 31, 2023	$ 0