Shareholders' Equity - Equity Activity (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2024	Sep. 30, 2024	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Increase (Decrease) in Stockholders' Equity
Balance at beginning of the period				$ 3,837				$ 3,527	$ 3,837	$ 3,527	$ 3,685
Balance at beginning of period (in shares)				367,551,366					367,551,366
Net earnings (loss)	$ (30)	$ 199	$ 159	$ 3,686	$ 154	$ 204	$ 173	180	$ 4,014	711	732
Other comprehensive earnings (loss), net of tax									(87)	(237)	(97)
Common dividends, net of tax benefits									(244)	(252)	(253)
Treasury stock purchases									(1,728)	(3)	(618)
Treasury shares re-issued									16	29	32
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged									83	52	40
Other activity										12	11
Balance at end of the period	$ 5,930				$ 3,837				$ 5,930	$ 3,837	3,527
Balance at end of period (in shares)	394,790,362				367,551,366				394,790,362	367,551,366
Common Stock
Increase (Decrease) in Stockholders' Equity
Balance at beginning of the period				1,312				1,260	$ 1,312	$ 1,260	1,220
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged									$ 83	$ 52	$ 40
Shares issued and stock compensation for stock options and other stock plans, net of shares exchanged (in shares)									927,000	1,097,000	1,199,000
Balance at end of the period	$ 1,395				$ 1,312				$ 1,395	$ 1,312	$ 1,260
Treasury Stock
Increase (Decrease) in Stockholders' Equity
Balance at beginning of the period				$ (4,390)				$ (4,429)	$ (4,390)	$ (4,429)	$ (3,854)
Balance at beginning of period (in shares)				(367,551,000)				(368,036,000)	(367,551,000)	(368,036,000)	(360,101,000)
Treasury stock purchases									$ (1,728)	$ (3)	$ (618)
Treasury stock purchases (in shares)									(27,261,000)	(60,000)	(8,417,000)
Treasury shares re-issued									$ 16	$ 29	$ 32
Treasury shares re-issued (in shares)									22,000	545,000	482,000
Other activity										$ 13	$ 11
Balance at end of the period	$ (6,057)				$ (4,390)				$ (6,057)	$ (4,390)	$ (4,429)
Balance at end of period (in shares)	(394,790,000)				(367,551,000)				(394,790,000)	(367,551,000)	(368,036,000)
Retained Earnings
Increase (Decrease) in Stockholders' Equity
Balance at beginning of the period				$ 7,763				$ 7,309	$ 7,763	$ 7,309	$ 6,843
Net earnings (loss)									4,008	707	719
Common dividends, net of tax benefits									(244)	(252)	(253)
Other activity										(1)
Balance at end of the period	$ 11,527				$ 7,763				11,527	7,763	7,309
Accumulated Other Comprehensive Earnings (Loss)
Increase (Decrease) in Stockholders' Equity
Balance at beginning of the period				(916)				(679)	(916)	(679)	(582)
Other comprehensive earnings (loss), net of tax									(87)	(237)	(97)
Balance at end of the period	(1,003)				(916)				(1,003)	(916)	(679)
Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity
Balance at beginning of the period				$ 68				$ 66	68	66	58
Net earnings (loss)									6	4	13
Balance at end of the period	$ 68				$ 68				$ 68	$ 68	$ 66