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, 2020		556
Balance at Dec. 31, 2020	$ 20,022	$ 2,824	$ 19,780	$ (2,604)	$ 22
Comprehensive income
Net earnings including noncontrolling interests	1,405		1,401		4
Other comprehensive income (loss)	483			483	0
Total comprehensive income	$ 1,888
Common Stock, Dividends, Per Share, Cash Paid	$ 0.74
Cash dividends paid	$ (417)		(417)
Stock compensation expense, shares		3
Stock compensation expense	114	$ 114
Stock option exercises net of taxes, value	(1)	$ (1)
Stock option exercises net of taxes, shares		0
Other, shares		0
Other	(3)	$ 4	(2)	0	(5)
Balance (shares) at Jun. 30, 2021		559
Balance at Jun. 30, 2021	21,603	$ 2,941	20,762	(2,121)	21
Balance (shares) at Mar. 31, 2021		559
Balance at Mar. 31, 2021	20,861	$ 2,858	20,261	(2,278)	20
Comprehensive income
Net earnings including noncontrolling interests	712		712		0
Other comprehensive income (loss)	157			157	0
Total comprehensive income	$ 869
Common Stock, Dividends, Per Share, Cash Paid	$ 0.37
Cash dividends paid	$ (209)		(209)
Stock compensation expense, shares		0
Stock compensation expense	38	$ 38
Stock option exercises net of taxes, value	36	$ 36
Stock option exercises net of taxes, shares		0
Other, shares		0
Other	8	$ 9	(2)	0	1
Balance (shares) at Jun. 30, 2021		559
Balance at Jun. 30, 2021	21,603	$ 2,941	20,762	(2,121)	21
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