Condensed Consolidated Statement of Stockholders’ Equity (Unaudited) - USD ($) $ in Millions	Total	Common Stock Outstanding	Treasury Shares at Cost	Par Value and Additional Paid-in Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2020		1,241,805,706
Beginning balance of treasury stock, (in shares) at Dec. 31, 2020			1,539,878
Beginning balance at Dec. 31, 2020	$ 65,344		$ (11)	$ 72,772	$ (1,581)	$ (5,836)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,602					2,602
Other comprehensive income	103				103
Stock-based compensation	451			451
Exercise of stock options (in shares)		195,618
Exercise of stock options	10			10
Stock issued for employee stock purchase plan (in shares)		2,189,697
Stock issued for employee stock purchase plan	225			225
Issuance of vested restricted stock units (in shares)		7,281,702
Shares withheld related to net share settlement of stock awards and stock options (in shares)		(2,438,609)
Shares withheld related to net share settlement of stock awards and stock options	(308)			(308)
Transfers with NQDC plan (in shares)		951	951
Transfers with NQDC plan	0		$ (2)	2
Ending balance (in shares) at Sep. 30, 2021		1,249,035,065
Ending balance of treasury stock, (in shares) at Sep. 30, 2021			1,538,927
Ending balance at Sep. 30, 2021	68,427		$ (13)	73,152	(1,478)	(3,234)
Beginning balance (in shares) at Jun. 30, 2021		1,247,920,536
Beginning balance of treasury stock, (in shares) at Jun. 30, 2021			1,557,821
Beginning balance at Jun. 30, 2021	67,470		$ (14)	72,919	(1,510)	(3,925)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	691					691
Other comprehensive income	32				32
Stock-based compensation	147			147
Exercise of stock options (in shares)		14,578
Exercise of stock options	1			1
Stock issued for employee stock purchase plan (in shares)		917,444
Stock issued for employee stock purchase plan	100			100
Issuance of vested restricted stock units (in shares)		256,605
Shares withheld related to net share settlement of stock awards and stock options (in shares)		(92,992)
Shares withheld related to net share settlement of stock awards and stock options	(14)			(14)
Transfers with NQDC plan (in shares)		18,894	18,894
Transfers with NQDC plan	0		$ 1	(1)
Ending balance (in shares) at Sep. 30, 2021		1,249,035,065
Ending balance of treasury stock, (in shares) at Sep. 30, 2021			1,538,927
Ending balance at Sep. 30, 2021	$ 68,427		$ (13)	73,152	(1,478)	(3,234)
Beginning balance (in shares) at Dec. 31, 2021	1,249,213,681	1,249,213,681
Beginning balance of treasury stock, (in shares) at Dec. 31, 2021	1,537,468		1,537,468
Beginning balance at Dec. 31, 2021	$ 69,102		$ (13)	73,292	(1,365)	(2,812)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	1,113					1,113
Other comprehensive income	102				102
Stock-based compensation	490			490
Exercise of stock options (in shares)		116,817
Exercise of stock options	5			5
Stock issued for employee stock purchase plan (in shares)		2,079,086
Stock issued for employee stock purchase plan	227			227
Issuance of vested restricted stock units (in shares)		5,380,712
Forfeiture of restricted stock awards (in shares)		(42)	(42)
Shares withheld related to net share settlement of stock awards and stock options (in shares)		(1,772,442)
Shares withheld related to net share settlement of stock awards and stock options	(225)			(225)
Repurchases of common stock (in shares)		4,892,315	4,892,315
Repurchases of common stock	(669)		$ (669)
Remeasurement of uncertain tax positions	5			5
Transfers with NQDC plan (in shares)		(21,071)	21,071
Transfers with NQDC plan	$ 0		$ (3)	3
Ending balance (in shares) at Sep. 30, 2022	1,250,104,426	1,250,104,426
Ending balance of treasury stock, (in shares) at Sep. 30, 2022	6,450,896		6,450,896
Ending balance at Sep. 30, 2022	$ 70,150		$ (685)	73,797	(1,263)	(1,699)
Beginning balance (in shares) at Jun. 30, 2022		1,254,010,072
Beginning balance of treasury stock, (in shares) at Jun. 30, 2022			1,564,549
Beginning balance at Jun. 30, 2022	70,034		$ (16)	73,552	(1,295)	(2,207)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	508					508
Other comprehensive income	32				32
Stock-based compensation	165			165
Exercise of stock options (in shares)		26,614
Exercise of stock options	1			1
Stock issued for employee stock purchase plan (in shares)		802,361
Stock issued for employee stock purchase plan	89			89
Issuance of vested restricted stock units (in shares)		219,301
Forfeiture of restricted stock awards (in shares)		(42)	(42)
Shares withheld related to net share settlement of stock awards and stock options (in shares)		(67,575)
Shares withheld related to net share settlement of stock awards and stock options	(10)			(10)
Repurchases of common stock (in shares)		4,892,315	(4,892,315)
Repurchases of common stock	$ (669)		$ (669)
Transfers with NQDC plan (in shares)		6,010	6,010
Transfers with NQDC plan			$ 0	0
Ending balance (in shares) at Sep. 30, 2022	1,250,104,426	1,250,104,426
Ending balance of treasury stock, (in shares) at Sep. 30, 2022	6,450,896		6,450,896
Ending balance at Sep. 30, 2022	$ 70,150		$ (685)	$ 73,797	$ (1,263)	$ (1,699)