CONDENSED CONSOLIDATED STATEMENTS OF EQUITY - USD ($) $ in Millions	Total	Total Shareholders' Equity	Common Stock	Treasury Stock	Reinvested Earnings	Accumulated Other Comprehensive Income (Loss)	Non- controlling Interest - Preferred Stock  of Subsidiary
Beginning balance (in shares) at Dec. 31, 2021			1,985,400,540
Beginning balance at Dec. 31, 2021	$ 21,223	$ 20,971	$ 35,129	$ (4,854)	$ (9,284)	$ (20)	$ 252
Beginning balance, treasury (in shares) at Dec. 31, 2021				477,743,590
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	478	478			478
Common stock issued, net (in shares)			2,072,050
Common stock issued, net	(407)	(407)	$ (407)
Treasury stock disposition (in shares)				(40,000,000)
Treasury stock disposition	407	407		$ 407
Stock-based compensation amortization	4	4	$ 4
Preferred stock dividend requirement of subsidiary in arrears	(59)	(59)			(59)
Preferred stock dividend requirement of subsidiary	(2)	(2)			(2)
Ending balance (in shares) at Mar. 31, 2022			1,987,472,590
Ending balance at Mar. 31, 2022	21,644	21,392	$ 34,726	$ (4,447)	(8,867)	(20)	252
Ending balance, treasury (in shares) at Mar. 31, 2022				437,743,590
Beginning balance (in shares) at Dec. 31, 2021			1,985,400,540
Beginning balance at Dec. 31, 2021	21,223	20,971	$ 35,129	$ (4,854)	(9,284)	(20)	252
Beginning balance, treasury (in shares) at Dec. 31, 2021				477,743,590
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	838
Other comprehensive income (loss)	(5)
Ending balance (in shares) at Jun. 30, 2022			1,987,668,220
Ending balance at Jun. 30, 2022	22,019	21,767	$ 34,141	$ (3,838)	(8,511)	(25)	252
Ending balance, treasury (in shares) at Jun. 30, 2022				377,743,590
Beginning balance (in shares) at Mar. 31, 2022			1,987,472,590
Beginning balance at Mar. 31, 2022	21,644	21,392	$ 34,726	$ (4,447)	(8,867)	(20)	252
Beginning balance, treasury (in shares) at Mar. 31, 2022				437,743,590
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	360	360			360
Other comprehensive income (loss)	(5)	(5)				(5)
Common stock issued, net (in shares)			195,630
Common stock issued, net	(609)	(609)	$ (609)
Treasury stock disposition (in shares)				(60,000,000)
Treasury stock disposition	609	609		$ 609
Stock-based compensation amortization	24	24	$ 24
Preferred stock dividend requirement of subsidiary	(4)	(4)			(4)
Ending balance (in shares) at Jun. 30, 2022			1,987,668,220
Ending balance at Jun. 30, 2022	$ 22,019	21,767	$ 34,141	$ (3,838)	(8,511)	(25)	252
Ending balance, treasury (in shares) at Jun. 30, 2022				377,743,590
Beginning balance (in shares) at Dec. 31, 2022	1,987,784,948		1,987,784,948
Beginning balance at Dec. 31, 2022	$ 23,075	22,823	$ 32,887	$ (2,517)	(7,542)	(5)	252
Beginning balance, treasury (in shares) at Dec. 31, 2022	247,743,590			247,743,590
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	$ 572	572			572
Other comprehensive income (loss)	5	5				5
Common stock issued, net (in shares)			7,989,135
Common stock issued, net	(610)	(610)	$ (610)
Treasury stock disposition (in shares)				(60,000,000)
Treasury stock disposition	610	610		$ 610
Stock-based compensation amortization	(63)	(63)	$ (63)
Preferred stock dividend requirement of subsidiary	(3)	(3)			(3)
Ending balance (in shares) at Mar. 31, 2023			1,995,774,083
Ending balance at Mar. 31, 2023	$ 23,586	23,334	$ 32,214	$ (1,907)	(6,973)	0	252
Ending balance, treasury (in shares) at Mar. 31, 2023				187,743,590
Beginning balance (in shares) at Dec. 31, 2022	1,987,784,948		1,987,784,948
Beginning balance at Dec. 31, 2022	$ 23,075	22,823	$ 32,887	$ (2,517)	(7,542)	(5)	252
Beginning balance, treasury (in shares) at Dec. 31, 2022	247,743,590			247,743,590
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	$ 982
Other comprehensive income (loss)	$ 5
Ending balance (in shares) at Jun. 30, 2023	2,062,781,659		2,062,781,659
Ending balance at Jun. 30, 2023	$ 24,015	23,763	$ 31,628	$ (1,298)	(6,567)	0	252
Ending balance, treasury (in shares) at Jun. 30, 2023	127,743,590			127,743,590
Beginning balance (in shares) at Mar. 31, 2023			1,995,774,083
Beginning balance at Mar. 31, 2023	$ 23,586	23,334	$ 32,214	$ (1,907)	(6,973)	0	252
Beginning balance, treasury (in shares) at Mar. 31, 2023				187,743,590
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	410	410			410
Other comprehensive income (loss)	0
Common stock issued, net (in shares)			67,007,576
Common stock issued, net	(609)	(609)	$ (609)
Treasury stock disposition (in shares)				(60,000,000)
Treasury stock disposition	609	609		$ 609
Stock-based compensation amortization	23	23	$ 23
Preferred stock dividend requirement of subsidiary	$ (4)	(4)			(4)
Ending balance (in shares) at Jun. 30, 2023	2,062,781,659		2,062,781,659
Ending balance at Jun. 30, 2023	$ 24,015	$ 23,763	$ 31,628	$ (1,298)	$ (6,567)	$ 0	$ 252
Ending balance, treasury (in shares) at Jun. 30, 2023	127,743,590			127,743,590