Investments In And Advances To Affiliates (Combined Balance Sheets And Statements Of Earnings Of The Company's Unconsolidated Affiliates) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Combined balance sheets and statements of earnings of the Company's unconsolidated affiliates:
Current assets	$ 31,909	$ 27,286
Current liabilities	(21,948)	(18,182)
Non-current liabilities	(11,421)	(11,441)
Revenues	85,249	64,355	$ 64,656
Gross Profit	5,987	4,453	4,147
Net earnings including noncontrolling interests	2,735	1,782	1,379
Equity Method Investment, Nonconsolidated Investee or Group of Investees
Combined balance sheets and statements of earnings of the Company's unconsolidated affiliates:
Current assets	34,955	29,508
Non-current assets	27,938	23,853
Current liabilities	(30,002)	(25,969)
Non-current liabilities	(8,362)	(7,191)
Noncontrolling interests	(2,630)	(1,075)
Net assets	21,899	19,126
Revenues	87,528	59,195	50,596
Gross Profit	7,719	5,070	5,334
Net earnings including noncontrolling interests	$ 2,315	$ 2,093	$ 1,455