CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) shares in Millions	Total	Common Stock Shares	Treasury Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings	Noncontrolling Interest
Beginning balance (in shares) at Dec. 31, 2016		1,207
Beginning balance at Dec. 31, 2016	$ 14,712,000,000		$ (995,000,000)	$ 13,579,000,000	$ 59,000,000	$ 2,069,000,000	$ 0
Increase (Decrease) in Stockholders' Equity
Net income	1,795,000,000					1,795,000,000
Foreign currency translation	43,000,000				43,000,000
Unrealized (losses) gains on cash flow hedges, net	(242,000,000)				(242,000,000)
Tax benefit (expense) on unrealized (losses) gains on cash flow hedges, net	4,000,000				4,000,000
Unrealized (losses) gains on investments, net	(7,000,000)				(7,000,000)
Tax benefit (expense) on unrealized (losses) gains on investments, net	1,000,000				1,000,000
Common stock and stock-based awards issued and assumed, net of shares withheld for employee taxes (in shares)		13
Common stock and stock-based awards issued and assumed, net of shares withheld for employee taxes	$ (21,000,000)			(21,000,000)
Common stock repurchased (in shares)	(20)	(20)
Common stock repurchased	$ (1,006,000,000)		(1,006,000,000)
Stock-based compensation	756,000,000			756,000,000
Ending balance (in shares) at Dec. 31, 2017		1,200
Ending balance at Dec. 31, 2017	15,994,000,000		(2,001,000,000)	14,314,000,000	(142,000,000)	3,823,000,000	0
Increase (Decrease) in Stockholders' Equity
Net income	2,057,000,000					2,057,000,000
Foreign currency translation	(68,000,000)				(68,000,000)
Net investment hedge CTA loss	0
Unrealized (losses) gains on cash flow hedges, net	293,000,000				293,000,000
Tax benefit (expense) on unrealized (losses) gains on cash flow hedges, net	(5,000,000)				(5,000,000)
Unrealized (losses) gains on investments, net	(1,000,000)				(1,000,000)
Tax benefit (expense) on unrealized (losses) gains on investments, net	1,000,000				1,000,000
Common stock and stock-based awards issued and assumed, net of shares withheld for employee taxes (in shares)		18
Common stock and stock-based awards issued and assumed, net of shares withheld for employee taxes	$ (251,000,000)			(251,000,000)
Common stock repurchased (in shares)	(44)	(44)
Common stock repurchased	$ (3,525,000,000)		(3,510,000,000)	(15,000,000)
Stock-based compensation	$ 891,000,000			891,000,000
Ending balance (in shares) at Dec. 31, 2018	1,174	1,174
Ending balance at Dec. 31, 2018	$ 15,386,000,000		(5,511,000,000)	14,939,000,000	78,000,000	5,880,000,000	0
Increase (Decrease) in Stockholders' Equity
Net income	2,459,000,000					2,459,000,000
Foreign currency translation	(57,000,000)				(57,000,000)
Net investment hedge CTA loss	(31,000,000)				(31,000,000)
Unrealized (losses) gains on cash flow hedges, net	(176,000,000)				(176,000,000)
Tax benefit (expense) on unrealized (losses) gains on cash flow hedges, net	3,000,000				3,000,000
Unrealized (losses) gains on investments, net	15,000,000				15,000,000
Tax benefit (expense) on unrealized (losses) gains on investments, net	(5,000,000)				(5,000,000)
Common stock and stock-based awards issued and assumed, net of shares withheld for employee taxes (in shares)		13
Common stock and stock-based awards issued and assumed, net of shares withheld for employee taxes	$ (365,000,000)			(365,000,000)
Common stock repurchased (in shares)	(14)	(14)
Common stock repurchased	$ (1,406,000,000)		(1,361,000,000)	(45,000,000)
Stock-based compensation	1,059,000,000			1,059,000,000
Purchase of noncontrolling interest	$ 44,000,000						44,000,000
Ending balance (in shares) at Dec. 31, 2019	1,173	1,173
Ending balance at Dec. 31, 2019	$ 16,929,000,000		$ (6,872,000,000)	$ 15,588,000,000	$ (173,000,000)	$ 8,342,000,000	$ 44,000,000