SUPPLEMENTAL CASH FLOW & OTHER DATA (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Supplemental Cash Flow Elements [Abstract]
Depreciation expense	$ 43	$ 57
Amortization expense	19	21
Depreciation and amortization expense	62	78
Interest expense	(36)	(45)
Interest paid	53	54
Income taxes paid	4	19
Accounts payable associated with capital expenditures	13	11
Dividends payable	57	55
Fair value of assets acquired	135
Fair value of liabilities assumed	0	0
Fair value of net assets acquired	135
Merger consideration paid (payable), net	0	0
Cash paid for business acquisitions	135	0
Less: Cash acquired	0	0
Business acquisitions, net of cash acquired	$ 135	$ 0