CONSOLIDATED STATEMENT OF EQUITY (UNAUDITED) - USD ($) shares in Millions, $ in Millions	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Treasury Stock	Capital Stock Expense	Accumulated Other Comprehensive Income (Loss)	Non- controlling Interest
Beginning balance (shares) at Dec. 31, 2022		355
Beginning balance at Dec. 31, 2022	$ 20,889	$ 37	$ 9,803	$ 11,985	$ (1,038)	$ (122)	$ 22	$ 202
Beginning balance (shares) at Dec. 31, 2022					23
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,430			1,433				(3)
Common stock dividends	(288)			(288)
Issuance of common shares for stock plans	15		15
Common stock repurchases (in shares)		(9)			9
Common stock repurchases	(1,008)		(200)		$ (808)
Other comprehensive income (loss)	4						4
Distributions to noncontrolling interest	(4)							(4)
Disposal of the Clean Energy Businesses	(195)							(195)
Ending balance (shares) at Mar. 31, 2023		346
Ending balance at Mar. 31, 2023	20,843	$ 37	9,618	13,130	$ (1,846)	(122)	26	0
Ending balance (shares) at Mar. 31, 2023					32
Beginning balance (shares) at Dec. 31, 2022		355
Beginning balance at Dec. 31, 2022	20,889	$ 37	9,803	11,985	$ (1,038)	(122)	22	202
Beginning balance (shares) at Dec. 31, 2022					23
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	1,655
Ending balance (shares) at Jun. 30, 2023		344
Ending balance at Jun. 30, 2023	20,805	$ 37	9,807	13,075	$ (2,017)	(122)	25	0
Ending balance (shares) at Jun. 30, 2023					34
Beginning balance (shares) at Mar. 31, 2023		346
Beginning balance at Mar. 31, 2023	20,843	$ 37	9,618	13,130	$ (1,846)	(122)	26	0
Beginning balance (shares) at Mar. 31, 2023					32
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	226			226
Common stock dividends	(281)			(281)
Issuance of common shares for stock plans	20		20
Common stock repurchases (in shares)		(2)			2
Common stock repurchases	(2)		169		$ (171)
Other comprehensive income (loss)	(1)						(1)
Ending balance (shares) at Jun. 30, 2023		344
Ending balance at Jun. 30, 2023	20,805	$ 37	9,807	13,075	$ (2,017)	(122)	25	0
Ending balance (shares) at Jun. 30, 2023					34
Beginning balance (shares) at Dec. 31, 2023		345
Beginning balance at Dec. 31, 2023	21,158	$ 37	9,861	13,377	$ (2,017)	(122)	22	0
Beginning balance (shares) at Dec. 31, 2023					34
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	720			720
Common stock dividends	(287)			(287)
Issuance of common shares for stock plans (in shares)		1
Issuance of common shares for stock plans	28	$ 1	27
Other comprehensive income (loss)	(4)						(4)
Ending balance (shares) at Mar. 31, 2024		346
Ending balance at Mar. 31, 2024	21,615	$ 38	9,888	13,810	$ (2,017)	(122)	18	0
Ending balance (shares) at Mar. 31, 2024					34
Beginning balance (shares) at Dec. 31, 2023		345
Beginning balance at Dec. 31, 2023	21,158	$ 37	9,861	13,377	$ (2,017)	(122)	22	0
Beginning balance (shares) at Dec. 31, 2023					34
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	922
Ending balance (shares) at Jun. 30, 2024		346
Ending balance at Jun. 30, 2024	21,560	$ 38	9,918	13,725	$ (2,017)	(122)	18	0
Ending balance (shares) at Jun. 30, 2024					34
Beginning balance (shares) at Mar. 31, 2024		346
Beginning balance at Mar. 31, 2024	21,615	$ 38	9,888	13,810	$ (2,017)	(122)	18	0
Beginning balance (shares) at Mar. 31, 2024					34
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	202			202
Common stock dividends	(287)			(287)
Issuance of common shares for stock plans	30		30
Ending balance (shares) at Jun. 30, 2024		346
Ending balance at Jun. 30, 2024	$ 21,560	$ 38	$ 9,918	$ 13,725	$ (2,017)	$ (122)	$ 18	$ 0
Ending balance (shares) at Jun. 30, 2024					34