CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Millions	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Noncontrolling Interests [Member]	Total
Beginning balance at Dec. 31, 2020	$ 6	$ 5,129	$ 11,159	$ 39	$ (8,881)	$ 2	$ 7,454
Beginning balance, common shares at Dec. 31, 2020	630,282,000
Beginning balance, treasury shares at Dec. 31, 2020					(207,481,000)
Equity roll forward
Consolidated net income			1,310			1	1,311
Other comprehensive income (loss), net of tax				(27)			(27)
Cash dividends declared			(730)				(730)
Equity-based compensation transactions, net		82	1		$ 84		167
Equity-based compensation transactions, net, shares					1,957,000
Common stock repurchase program		(100)			$ (900)		(1,000)
Common stock repurchase program, shares					(6,472,000)
Other, net						(1)	(1)
Ending balance at Sep. 30, 2021	$ 6	5,111	11,740	12	$ (9,697)	2	$ 7,174
Ending balance, common shares at Sep. 30, 2021	630,282,000						418,300,000
Ending balance, treasury shares at Sep. 30, 2021					(211,996,000)
Beginning balance at Jun. 30, 2021	$ 6	5,104	11,444	70	$ (9,272)	2	$ 7,354
Beginning balance, common shares at Jun. 30, 2021	630,282,000
Beginning balance, treasury shares at Jun. 30, 2021					(209,467,000)
Equity roll forward
Consolidated net income			538			1	539
Other comprehensive income (loss), net of tax				(58)			(58)
Cash dividends declared			(241)				(241)
Equity-based compensation transactions, net		57	(1)		$ 25		81
Equity-based compensation transactions, net, shares					558,000
Common stock repurchase program		(50)			$ (450)		(500)
Common stock repurchase program, shares					(3,087,000)
Other, net						(1)	(1)
Ending balance at Sep. 30, 2021	$ 6	5,111	11,740	12	$ (9,697)	2	$ 7,174
Ending balance, common shares at Sep. 30, 2021	630,282,000						418,300,000
Ending balance, treasury shares at Sep. 30, 2021					(211,996,000)
Ending balance at Dec. 31, 2021	$ 6	5,169	12,004	17	$ (10,072)	2	$ 7,126
Ending balance, common shares at Dec. 31, 2021	630,282,000
Ending balance, treasury shares at Dec. 31, 2021					(214,159,000)		(214,158,636)
Equity roll forward
Consolidated net income			1,739			1	$ 1,740
Other comprehensive income (loss), net of tax				(109)			(109)
Cash dividends declared			(811)				(811)
Equity-based compensation transactions, net		60	1		$ 69		130
Equity-based compensation transactions, net, shares					1,497,000
Common stock repurchase program		70			$ (1,133)		(1,063)
Common stock repurchase program, shares					(7,084,000)
Other, net						(1)	(1)
Other, net, shares					3,000
Ending balance at Sep. 30, 2022	$ 6	5,299	12,933	(92)	$ (11,136)	2	$ 7,012
Ending balance, common shares at Sep. 30, 2022	630,282,000						410,500,000
Ending balance, treasury shares at Sep. 30, 2022					(219,743,000)		(219,742,939)
Beginning balance at Jun. 30, 2022	$ 6	5,257	12,563	(17)	$ (10,619)	2	$ 7,192
Beginning balance, common shares at Jun. 30, 2022	630,282,000
Beginning balance, treasury shares at Jun. 30, 2022					(217,006,000)
Equity roll forward
Consolidated net income			639				639
Other comprehensive income (loss), net of tax				(75)			(75)
Cash dividends declared			(267)				(267)
Equity-based compensation transactions, net		42	(2)		$ 22		62
Equity-based compensation transactions, net, shares					494,000
Common stock repurchase program					$ (539)		(539)
Common stock repurchase program, shares					(3,232,000)
Other, net, shares					1,000
Ending balance at Sep. 30, 2022	$ 6	$ 5,299	$ 12,933	$ (92)	$ (11,136)	$ 2	$ 7,012
Ending balance, common shares at Sep. 30, 2022	630,282,000						410,500,000
Ending balance, treasury shares at Sep. 30, 2022					(219,743,000)		(219,742,939)