OPERATING SEGMENTS AND GEOGRAPHIC AREAS (Reconciliation of Income Before Income Taxes to Operating EBITDA) (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items]
Income Before Income Taxes	$ 1,128	$ 165
Interest expense and amortization of debt discount	219	201
Interest income	25	20
Depreciation and amortization	778	607
Certain items	(604)	(1,300)
Operating EBITDA	$ 2,704	$ 2,253