CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Millions	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member] Cumulative Effect, Period of Adoption, Adjustment [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Noncontrolling Interests [Member]	Cumulative Effect, Period of Adoption, Adjustment [Member]	Total
Beginning balance at Dec. 31, 2022	$ 6	$ 5,314		$ 13,167	$ (69)	$ (11,569)	$ 15		$ 6,864
Beginning balance, common shares at Dec. 31, 2022	630,282,000
Beginning balance, treasury shares at Dec. 31, 2022						(222,396,000)
Equity roll forward
Consolidated net income				1,148			(3)		1,145
Other comprehensive income (loss), net of tax					37				37
Cash dividends declared				(572)					(572)
Equity-based compensation transactions, net		27		1		$ 47			75
Equity-based compensation transactions, net, shares						923,000
Common stock repurchase program						$ (628)			(628)
Common stock repurchase program, shares						(3,936,000)
Other, net							7		7
Other, net, shares						2,000
Ending balance at Jun. 30, 2023	$ 6	5,341		13,744	(32)	$ (12,150)	19		$ 6,928
Ending balance, common shares at Jun. 30, 2023	630,282,000								404,900,000
Ending balance, treasury shares at Jun. 30, 2023						(225,407,000)
Beginning balance at Mar. 31, 2023	$ 6	5,244		13,414	(57)	$ (11,813)	14		$ 6,808
Beginning balance, common shares at Mar. 31, 2023	630,282,000
Beginning balance, treasury shares at Mar. 31, 2023						(223,491,000)
Equity roll forward
Consolidated net income				615			(2)		613
Other comprehensive income (loss), net of tax					25				25
Cash dividends declared				(283)					(283)
Equity-based compensation transactions, net		27		(2)		$ 8			33
Equity-based compensation transactions, net, shares						157,000
Common stock repurchase program		70				$ (345)			(275)
Common stock repurchase program, shares						(2,074,000)
Other, net							7		7
Other, net, shares						1,000
Ending balance at Jun. 30, 2023	$ 6	5,341		13,744	(32)	$ (12,150)	19		$ 6,928
Ending balance, common shares at Jun. 30, 2023	630,282,000								404,900,000
Ending balance, treasury shares at Jun. 30, 2023						(225,407,000)
Beginning balance at Dec. 31, 2023	$ 6	5,351		14,334	(37)	$ (12,751)	(7)		$ 6,896
Beginning balance, common shares at Dec. 31, 2023	630,282,000
Beginning balance, treasury shares at Dec. 31, 2023						(228,827,000)			(228,827,218)
Equity roll forward
Consolidated net income				1,388			(1)		$ 1,387
Other comprehensive income (loss), net of tax					(36)				(36)
Cash dividends declared				(608)					(608)
Equity-based compensation transactions, net		17		2		$ 63			82
Equity-based compensation transactions, net, shares						1,137,000
Common stock repurchase program		60				$ (325)			(265)
Common stock repurchase program, shares						(1,494,000)
Other, net		5					2		7
Other, net, shares						1,000
Ending balance at Jun. 30, 2024	$ 6	5,433	$ (12)	15,104	(73)	$ (13,013)	(6)	$ (12)	$ 7,451
Ending balance, common shares at Jun. 30, 2024	630,282,000		(12,000,000)					(12,000,000)	401,100,000
Ending balance, treasury shares at Jun. 30, 2024						(229,183,000)			(229,183,391)
Beginning balance at Mar. 31, 2024	$ 6	5,352		14,738	(60)	$ (12,954)	(4)		$ 7,078
Beginning balance, common shares at Mar. 31, 2024	630,282,000
Beginning balance, treasury shares at Mar. 31, 2024						(228,980,000)
Equity roll forward
Consolidated net income				680					680
Other comprehensive income (loss), net of tax					(13)				(13)
Cash dividends declared				(301)					(301)
Equity-based compensation transactions, net		29		(1)		$ 3			31
Equity-based compensation transactions, net, shares						62,000
Common stock repurchase program		50				$ (62)			(12)
Common stock repurchase program, shares						(266,000)
Other, net		2					(2)
Other, net, shares						1,000
Ending balance at Jun. 30, 2024	$ 6	$ 5,433	$ (12)	$ 15,104	$ (73)	$ (13,013)	$ (6)	$ (12)	$ 7,451
Ending balance, common shares at Jun. 30, 2024	630,282,000		(12,000,000)					(12,000,000)	401,100,000
Ending balance, treasury shares at Jun. 30, 2024						(229,183,000)			(229,183,391)