Consolidated Statements Of Shareholders' Equity - USD ($) shares in Millions, $ in Millions	Total	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interests [Member]
Balance (shares) at Dec. 31, 2021		560
Balance at Dec. 31, 2021	$ 22,508	$ 2,994	$ 21,655	$ (2,172)	$ 31
Comprehensive income
Net earnings including noncontrolling interests	2,304		2,290		14
Other comprehensive income (loss)	198			207	(9)
Total comprehensive income	$ 2,502
Common Stock, Dividends, Per Share, Cash Paid	$ 0.80
Cash dividends paid	$ (453)		(453)
Stock Repurchased During Period, Value	(200)		(200)
Stock Repurchased During Period, Shares		(2)
Stock compensation expense, shares		3
Stock compensation expense	97	$ 97
Stock option exercises net of taxes, value	(26)	$ (26)
Stock option exercises net of taxes, shares		0
Other, shares		0
Other	(2)	$ 1	0	0	(3)
Balance (shares) at Jun. 30, 2022		561
Balance at Jun. 30, 2022	24,426	$ 3,066	23,292	(1,965)	33
Balance (shares) at Mar. 31, 2022		563
Balance at Mar. 31, 2022	23,755	$ 3,028	22,483	(1,789)	33
Comprehensive income
Net earnings including noncontrolling interests	1,240		1,236		4
Other comprehensive income (loss)	(180)			(176)	(4)
Total comprehensive income	$ 1,060
Common Stock, Dividends, Per Share, Cash Paid	$ 0.40
Cash dividends paid	$ (227)		(227)
Stock Repurchased During Period, Value	(200)		(200)
Stock Repurchased During Period, Shares		(2)
Stock compensation expense, shares		0
Stock compensation expense	28	$ 28
Stock option exercises net of taxes, value	10	$ 10
Stock option exercises net of taxes, shares		0
Balance (shares) at Jun. 30, 2022		561
Balance at Jun. 30, 2022	24,426	$ 3,066	23,292	(1,965)	33
Balance (shares) at Dec. 31, 2022		547
Balance at Dec. 31, 2022	24,317	$ 3,147	23,646	(2,509)	33
Comprehensive income
Net earnings including noncontrolling interests	2,100		2,097		3
Other comprehensive income (loss)	72			76	(4)
Total comprehensive income	$ 2,172
Common Stock, Dividends, Per Share, Cash Paid	$ 0.90
Cash dividends paid	$ (494)		(494)
Stock Repurchased During Period, Value	(1,005)		(1,005)
Stock Repurchased During Period, Shares		(13)
Stock compensation expense, shares		3
Stock compensation expense	86	$ 86
Stock option exercises net of taxes, value	(107)	$ (107)
Stock option exercises net of taxes, shares		(1)
Other, shares		0
Other	6	$ 2	0	0	4
Balance (shares) at Jun. 30, 2023		536
Balance at Jun. 30, 2023	24,975	$ 3,128	24,244	(2,433)	36
Balance (shares) at Mar. 31, 2023		545
Balance at Mar. 31, 2023	24,896	$ 3,106	24,217	(2,463)	36
Comprehensive income
Net earnings including noncontrolling interests	928		927		1
Other comprehensive income (loss)	29			30	(1)
Total comprehensive income	$ 957
Common Stock, Dividends, Per Share, Cash Paid	$ 0.45
Cash dividends paid	$ (246)		(246)
Stock Repurchased During Period, Value	(654)		(654)
Stock Repurchased During Period, Shares		(9)
Stock compensation expense, shares		0
Stock compensation expense	21	$ 21
Stock option exercises net of taxes, value	1	$ 1
Stock option exercises net of taxes, shares		0
Balance (shares) at Jun. 30, 2023		536
Balance at Jun. 30, 2023	$ 24,975	$ 3,128	$ 24,244	$ (2,433)	$ 36