Consolidated Statements Of Shareholders' Equity - USD ($) shares in Thousands, $ in Millions	Total	Cumulative Effect, Period of Adoption, Adjusted Balance	Previously Reported	Common Stock [Member]	Reinvested Earnings [Member]	Reinvested Earnings [Member] Cumulative Effect, Period of Adoption, Adjusted Balance	Reinvested Earnings [Member] Previously Reported	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interest [Member]
Balance at Dec. 31, 2019	$ 19,225	$ 19,217		$ 2,655	$ 18,958	$ 18,950		$ (2,405)	$ 17
Balance (Accounting Standards Update 2019-05) at Dec. 31, 2019	(8)				(8)
Balance, shares at Dec. 31, 2019				557,000
Comprehensive income
Net earnings	1,782				1,772				10
Other comprehensive income (loss)	(192)							(199)	7
Total comprehensive income	$ 1,590
Common Stock, Dividends, Per Share, Cash Paid	$ 1.44
Cash dividends paid	$ (809)				(809)
Treasury stock purchases, shares				(4,000)
Treasury stock purchases	(133)				(133)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture				2,000
Stock compensation expense	151			$ 151
Other	(14)			$ (2)	0				(12)
Other, shares				0
Balance at Dec. 31, 2020	20,022			$ 2,824	19,780			(2,604)	22
Balance, shares at Dec. 31, 2020				556,000
Comprehensive income
Stock option exercises net of taxes, shares				1,000
Stock option exercises net of taxes, value	20			$ 20
Net earnings	2,735				2,709				26
Other comprehensive income (loss)	432							432	0
Total comprehensive income	$ 3,167
Common Stock, Dividends, Per Share, Cash Paid	$ 1.48
Cash dividends paid	$ (834)				(834)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture				3,000
Stock compensation expense	161			$ 161
Other	(12)			$ 5	0				(17)
Other, shares				0
Balance at Dec. 31, 2021	22,508		$ 22,508	$ 2,994			$ 21,655	(2,172)	31
Balance, shares at Dec. 31, 2021				560,000
Comprehensive income
Stock option exercises net of taxes, shares				1,000
Stock option exercises net of taxes, value	4			$ 4
Net earnings	4,365				4,340				25
Other comprehensive income (loss)	(357)							(337)	(20)
Total comprehensive income	$ 4,008
Common Stock, Dividends, Per Share, Cash Paid	$ 1.60
Cash dividends paid	$ (899)				(899)
Stock Repurchased During Period, Shares				(17,000)
Stock Repurchased During Period, Value	(1,450)				(1,450)
Shares Issued, Shares, Share-based Payment Arrangement, after Forfeiture				3,000
Stock compensation expense	147			$ 147
Other	(1)			$ 2	0				(3)
Other, shares				0
Balance at Dec. 31, 2022	24,317			$ 3,147	$ 23,646			$ (2,509)	$ 33
Balance, shares at Dec. 31, 2022				547,000
Comprehensive income
Stock option exercises net of taxes, shares				1,000
Stock option exercises net of taxes, value	$ 4			$ 4