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, 2015	Dec. 31, 2014	Dec. 31, 2013
Combined balance sheets and statements of earnings of the Company's unconsolidated affiliates:
Current assets	$ 25,475	$ 27,307
Non-current assets	21,077	21,624
Current liabilities	(20,362)	(19,370)
Non-current liabilities	(8,449)	(9,882)
Noncontrolling interests	(947)	(897)
Net assets	16,794	18,782
Net sales	47,980	50,591	$ 51,967
Gross profit	4,530	4,558	4,373
Net income	$ 1,428	$ 1,561	$ 1,762