CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Millions		Total	Cumulative Effect, Period of Adoption, Adjustment	Common Stock	Additional Paid-In Capital	Additional Paid-In Capital Cumulative Effect, Period of Adoption, Adjustment	Retained Earnings/ (Accumulated Deficit)	Retained Earnings/ (Accumulated Deficit) Cumulative Effect, Period of Adoption, Adjustment	Treasury Stock	Accumulated Other Comprehensive Loss
Beginning balance at Dec. 31, 2019		$ 1,658		$ 4	$ 8,501		$ (1,616)		$ (5,039)	$ (192)
Increase (Decrease) in Stockholders' Equity
Net income		510					510
Other comprehensive loss		(14)								(14)
Repurchase of partners' equity interest in VIE		18
Shares reissuance for ESPP		4							4
Share repurchases		(197)							(197)
Equity-based awards activity, net	[1]	(3)			(3)
Issuance of common stock		1			1
Common stock dividends and dividend equivalents declared	[2]	(297)					(297)
Ending balance at Dec. 31, 2020		1,680		4	8,517		(1,403)		(5,232)	(206)
Increase (Decrease) in Stockholders' Equity
Net income		2,187					2,187
Other comprehensive loss		80								80
Shares reissuance for ESPP		4			1				3
Share repurchases		(44)							(44)
Equity-based awards activity, net	[1]	12			12
Issuance of common stock		1			1
Common stock dividends and dividend equivalents declared	[2]	(320)					(320)
Ending balance at Dec. 31, 2021		$ 3,600	$ (43)	4	8,531	$ (100)	464	$ 57	(5,273)	(126)
Increase (Decrease) in Stockholders' Equity
Accounting Standards Update [Extensible Enumeration]		Accounting Standards Update 2020-06 [Member]
Net income		$ 1,221					1,221
Other comprehensive loss		(51)								(51)
Shares reissuance for ESPP		6			2				4
Share repurchases		(595)							(595)
Equity-based awards activity, net	[1]	24			24
Common stock dividends and dividend equivalents declared	[2]	(334)					(334)
Ending balance at Dec. 31, 2022		$ 3,828		$ 4	$ 8,457		$ 1,408		$ (5,864)	$ (177)

[1] Includes $(6) million, $(9) million and $(27) million of equivalent shares purchased in lieu of tax withholding on equity compensation issuances for the years ended December 31, 2022, 2021 and 2020, respectively

[2] Dividends per common share were $1.40, $1.30 and $1.20 for each of the years ended December 31, 2022, 2021 and 2020, respectively