Consolidated Statements of Changes in Stockholders' Equity (Unaudited) - USD ($) $ in Millions	Total	Open Market Repurchases [Member]	Common Stock [Member]	Treasury Stock [Member]	Treasury Stock [Member] Open Market Repurchases [Member]	Common Stock Shares Outstanding [Member]	Common Stock Shares Outstanding [Member] Open Market Repurchases [Member]	Additional Paid-In Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings [Member]	Total Stockholders' Equity [Member]	Total Stockholders' Equity [Member] Open Market Repurchases [Member]	Noncontrolling Interest [Member]
Beginning Balance, Value at Dec. 31, 2021	$ 2,608		$ 4	$ (4,495)				$ 3,282	$ (133)	$ 3,939	$ 2,597		$ 11
Beginning Balance, Shares at Dec. 31, 2021			458,629,384	(304,886,613)		153,742,771
Comprehensive income (loss):
Net income	540									540	540
Other comprehensive income (loss), net of tax	217								217		217
Total comprehensive income (loss)	757										757
Cash dividends:
Common stock	(69)									(69)	(69)
Dividend equivalent units related to employee stock-based compensation plans	(4)									(4)	(4)
Issuance of common shares	$ 11							11			11
Issuance of common shares, Shares	2,400,000		2,386,817			2,386,817
Stock-based compensation expense	$ 16							16			16
Common stock repurchased		$ (315)			$ (315)	$ (315)						$ (315)
Common stock repurchased, Shares					(19,394,977)	(19,400,000)	(19,394,977)
Shares repurchased related to employee stock-based compensation plans	$ (20)			$ (20)							(20)
Shares repurchased related to employee stock-based compensation plans, Shares	(1,100,000)			(1,120,438)		(1,120,438)
Net activity in noncontrolling interest	$ (11)												$ (11)
Ending Balance, Value at Sep. 30, 2022	2,973		$ 4	$ (4,830)				3,309	84	4,406	2,973
Ending Balance, Shares at Sep. 30, 2022			461,016,201	(325,402,028)		135,614,173
Beginning Balance, Value at Jun. 30, 2022	2,927		$ 4	$ (4,735)				3,305	30	4,323	2,927
Beginning Balance, Shares at Jun. 30, 2022			461,013,036	(319,134,333)		141,878,703
Comprehensive income (loss):
Net income	105									105	105
Other comprehensive income (loss), net of tax	54								54		54
Total comprehensive income (loss)	159										159
Cash dividends:
Common stock	$ (22)									(22)	(22)
Issuance of common shares, Shares	0		3,165			3,165
Stock-based compensation expense	$ 4							4			4
Common stock repurchased		(95)			$ (95)	$ (95)						(95)
Common stock repurchased, Shares					(6,261,736)	(6,300,000)	(6,261,736)
Shares repurchased related to employee stock-based compensation plans, Shares	0			(5,959)		(5,959)
Ending Balance, Value at Sep. 30, 2022	$ 2,973		$ 4	$ (4,830)				3,309	84	4,406	2,973
Ending Balance, Shares at Sep. 30, 2022			461,016,201	(325,402,028)		135,614,173
Beginning Balance, Value at Dec. 31, 2022	2,977		$ 4	$ (4,917)				3,313	87	4,490	2,977
Beginning Balance, Shares at Dec. 31, 2022			461,087,590	(330,878,152)		130,209,438
Comprehensive income (loss):
Net income	256									256	256
Other comprehensive income (loss), net of tax	(44)								(44)		(44)
Total comprehensive income (loss)	212										212
Cash dividends:
Common stock	(59)									(59)	(59)
Dividend equivalent units related to employee stock-based compensation plans	(2)									(2)	(2)
Issuance of common shares	$ 15							15			15
Issuance of common shares, Shares	2,600,000		2,594,688				2,594,688
Stock-based compensation expense	$ 21							21			21
Common stock repurchased		(240)			$ (240)	$ (240)						(240)
Common stock repurchased, Shares					(13,940,160)	(13,900,000)	(13,940,160)
Shares repurchased related to employee stock-based compensation plans	$ (24)			$ (24)							(24)
Shares repurchased related to employee stock-based compensation plans, Shares	(1,300,000)			(1,292,875)		(1,292,875)
Other	$ (2)			$ (2)							(2)
Ending Balance, Value at Sep. 30, 2023	2,898		$ 4	$ (5,183)				3,349	43	4,685	2,898
Ending Balance, Shares at Sep. 30, 2023			463,682,278	(346,111,187)		117,571,091
Beginning Balance, Value at Jun. 30, 2023	2,930		$ 4	$ (5,107)				3,343	65	4,625	2,930
Beginning Balance, Shares at Jun. 30, 2023			463,534,781	(341,932,917)		121,601,864
Comprehensive income (loss):
Net income	79									79	79
Other comprehensive income (loss), net of tax	(22)								(22)		(22)
Total comprehensive income (loss)	57										57
Cash dividends:
Common stock	(19)									(19)	(19)
Issuance of common shares	$ 2							2			2
Issuance of common shares, Shares	100,000		147,497			147,497
Stock-based compensation expense	$ 4							4			4
Common stock repurchased		$ (75)			$ (75)	$ (75)						$ (75)
Common stock repurchased, Shares					(4,164,937)	(4,200,000)	(4,164,937)
Shares repurchased related to employee stock-based compensation plans, Shares	0			(13,333)		(13,333)
Other	$ (1)			$ (1)							(1)
Ending Balance, Value at Sep. 30, 2023	$ 2,898		$ 4	$ (5,183)				$ 3,349	$ 43	$ 4,685	$ 2,898
Ending Balance, Shares at Sep. 30, 2023			463,682,278	(346,111,187)		117,571,091