Consolidated Statements of Changes in Shareholders' Equity - USD ($) $ in Millions	Total	Common stock and capital in excess of par value	Accumulated other comprehensive income	Accumulated other comprehensive income Effect of adoption of ASU 2018-12 [Member]	Retained earnings	Retained earnings Effect of adoption of ASU 2018-12 [Member]	Treasury Stock	Noncontrolling interests
Beginning Balance at Dec. 31, 2021	$ 510,299	$ 35,600	$ (8,123)		$ 533,886		$ (59,795)	$ 8,731
Net earnings (loss)	(21,998)				(22,759)			761
Other comprehensive income, net	3,010		3,071					(61)
Acquisitions of common stock	(8,031)						(8,031)
Transactions with noncontrolling interests and other	(1,599)	(425)						(1,174)
Ending Balance at Dec. 31, 2022	481,681	35,175	(5,052)		511,127		(67,826)	8,257
Net earnings (loss)	97,147				96,223			924
Other comprehensive income, net	1,318		1,289					29
Acquisitions of common stock	(8,976)						(8,976)
Transactions with noncontrolling interests and other	(3,661)	(687)						(2,974)
Ending Balance at Dec. 31, 2023	$ 567,509	34,488	(3,763)		607,350		(76,802)	6,236
Accounting Standards Update [Extensible Enumeration]	ASU 2023-02 [Member]
Net earnings (loss)	$ 89,561				88,995			566
Other comprehensive income, net	170		179					9
Acquisitions of common stock	(2,918)						(2,918)
Transactions with noncontrolling interests and other	(2,540)	1,185					781	(4,506)
Ending Balance at Dec. 31, 2024	$ 651,655	$ 35,673	$ (3,584)	$ (127)	$ 696,218	$ (127)	$ (78,939)	$ 2,287