SUPPLEMENTARY INFORMATION (Other Income Statement and Cash Flow Information) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Supplementary Information [Abstract]
Cash payments for interest	$ 1,192	$ 1,137	$ 1,038
Cash payments for income taxes	1,592	1,405	1,109
Provision for doubtful receivables	$ 22	$ 1	$ 52