Consolidated Statements of Changes in Stockholders' Equity - 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, 2020	$ 2,447		$ 4	$ (3,854)				$ 3,226	$ (274)	$ 3,331	$ 2,433		$ 14
Beginning Balance, Shares at Dec. 31, 2020			453,778,975	(267,476,521)		186,302,454
Comprehensive income (loss):
Net income	717									717	717
Other comprehensive income (loss), net of tax	141								141		141
Total comprehensive income (loss)	858										858
Cash dividends:
Common stock	(107)									(107)	(107)
Dividend equivalent units related to employee stock-based compensation plans	(2)									(2)	(2)
Issuance of common shares	$ 34							34			34
Issuance of common shares, Shares	4,900,000		4,850,409			4,850,409
Stock-based compensation expense	$ 22							22			22
Common stock repurchased		$ (600)			$ (600)	$ (600)						$ (600)
Common stock repurchased, shares					(34,371,073)	(34,400,000)	(34,371,073)
Shares repurchased related to employee stock-based compensation plans	$ (41)			$ (41)							(41)
Shares repurchased related to employee stock-based compensation plans, Shares	(3,000,000.0)			(3,039,019)		(3,039,019)
Net activity in noncontrolling interest	$ (3)												(3)
Ending Balance, Value at Dec. 31, 2021	2,608		$ 4	$ (4,495)				3,282	(133)	3,939	2,597		11
Ending Balance, Shares at Dec. 31, 2021			458,629,384	(304,886,613)		153,742,771
Comprehensive income (loss):
Net income	645									645	645
Other comprehensive income (loss), net of tax	220								220		220
Total comprehensive income (loss)	865										865
Cash dividends:
Common stock	(91)									(91)	(91)
Dividend equivalent units related to employee stock-based compensation plans	(3)									(3)	(3)
Issuance of common shares	$ 12							12			12
Issuance of common shares, Shares	2,500,000		2,458,206			2,458,206
Stock-based compensation expense	$ 19							19			19
Common stock repurchased		(400)			$ (400)	$ (400)						(400)
Common stock repurchased, shares					(24,811,009)	(24,800,000)	(24,811,009)
Shares repurchased related to employee stock-based compensation plans	$ (22)			$ (22)							(22)
Shares repurchased related to employee stock-based compensation plans, Shares	(1,200,000)			(1,180,530)		(1,180,530)
Net activity in noncontrolling interest	$ (11)												$ (11)
Ending Balance, Value at Dec. 31, 2022	2,977		$ 4	$ (4,917)				3,313	87	4,490	2,977
Ending Balance, Shares at Dec. 31, 2022			461,087,590	(330,878,152)		130,209,438
Comprehensive income (loss):
Net income	228									228	228
Other comprehensive income (loss), net of tax	(68)								(68)		(68)
Total comprehensive income (loss)	160										160
Cash dividends:
Common stock	(78)									(78)	(78)
Dividend equivalent units related to employee stock-based compensation plans	(2)									(2)	(2)
Issuance of common shares	$ 16							16			16
Issuance of common shares, Shares	2,600,000		2,627,458				2,627,458
Stock-based compensation expense	$ 24							24			24
Common stock repurchased		$ (310)			$ (310)	$ (310)						$ (310)
Common stock repurchased, shares					(18,016,941)	(18,000,000)	(18,016,941)
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)			(1,315,644)		(1,315,644)
Other	$ (3)			$ (3)							(3)
Ending Balance, Value at Dec. 31, 2023	$ 2,760		$ 4	$ (5,254)				$ 3,353	$ 19	$ 4,638	$ 2,760
Ending Balance, Shares at Dec. 31, 2023			463,715,048	(350,210,737)		113,504,311