Condensed Consolidated Statements of Changes in Equity (unaudited) - USD ($) $ in Millions		Total	Total Stockholders’ Equity	Common Stock		Additional paid-in capital	Treasury Stock	Retained Earnings	Accumulated Other Comprehensive (Loss)Income	Noncontrolling Interests
Balance, beginning of period (in shares) at Dec. 31, 2022	[1]			386,628,586
Balance, beginning of period at Dec. 31, 2022		$ 20,342	$ 19,380	$ 3		$ 17,694	$ (47)	$ 1,910	$ (180)	$ 962
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		297	389					389		(92)
Other comprehensive income, net of tax		175	175						175
Comprehensive Income		472
Dividends declared		$ (510)	(510)					(510)
Release of common stock held in trust (in shares)		4,299		4,299	[1]
Issuances of common stock (in shares)	[1]			138,030
Issuance of common stock		$ (4)	(4)			(4)
Stock-based compensation		9	9			9
Distributions to noncontrolling interests		(13)								(13)
Contributions from noncontrolling interests		79								79
Balance, end of period (in shares) at Sep. 30, 2023	[1]			386,770,915
Balance, end of period at Sep. 30, 2023		20,375	19,439	$ 3		17,699	(47)	1,789	(5)	936
Balance, beginning of period (in shares) at Jun. 30, 2023	[1]			386,645,258
Balance, beginning of period at Jun. 30, 2023		20,443	19,477	$ 3		17,695	(47)	1,900	(74)	966
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		31	59					59		(28)
Other comprehensive income, net of tax		69	69						69
Comprehensive Income		100
Dividends declared		$ (170)	(170)					(170)
Release of common stock held in trust (in shares)		0
Issuances of common stock (in shares)	[1]			125,657
Stock-based compensation		$ 4	4			4
Distributions to noncontrolling interests		(6)								(6)
Contributions from noncontrolling interests		4								4
Balance, end of period (in shares) at Sep. 30, 2023	[1]			386,770,915
Balance, end of period at Sep. 30, 2023		$ 20,375	19,439	$ 3		17,699	(47)	1,789	(5)	936
Balance, beginning of period (in shares) at Dec. 31, 2023		386,770,915		386,770,915	[1]
Balance, beginning of period at Dec. 31, 2023		$ 20,676	19,648	$ 4		17,701	(47)	2,015	(25)	1,028
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		622	725					725		(103)
Other comprehensive income, net of tax		56	56						56
Comprehensive Income		678
Dividends declared		$ (681)	(681)					(681)
Release of common stock held in trust (in shares)		4,764		4,764	[1]
Issuances of common stock (in shares)	[1]			135,345
Issuance of common stock		$ (2)	(2)			(2)
Stock-based compensation		9	9			9
Distributions to noncontrolling interests		(51)								(51)
Contributions from noncontrolling interests		$ 61								61
Balance, end of period (in shares) at Sep. 30, 2024		386,911,024		386,911,024	[1]
Balance, end of period at Sep. 30, 2024		$ 20,690	19,755	$ 4		17,708	(47)	2,059	31	935
Balance, beginning of period (in shares) at Jun. 30, 2024	[1]			386,911,024
Balance, beginning of period at Jun. 30, 2024		20,851	19,885	$ 4		17,705	(47)	2,195	28	966
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)		172	205					205		(33)
Other comprehensive income, net of tax		3	3						3
Comprehensive Income		175
Dividends declared		$ (341)	(341)					(341)
Release of common stock held in trust (in shares)		0
Stock-based compensation		$ 3	3			3
Distributions to noncontrolling interests		(3)								(3)
Contributions from noncontrolling interests		$ 5								5
Balance, end of period (in shares) at Sep. 30, 2024		386,911,024		386,911,024	[1]
Balance, end of period at Sep. 30, 2024		$ 20,690	$ 19,755	$ 4		$ 17,708	$ (47)	$ 2,059	$ 31	$ 935

[1] (*) Par value of share amounts is $0.01