SUPPLEMENTAL CASH FLOW & OTHER DATA (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Supplemental Cash Flow Elements [Abstract]
Depreciation expense	$ 44	$ 55	$ 87	$ 112
Amortization expense	17	20	36	41
Depreciation and amortization expense	61	75	123	153
Interest expense	(35)	(37)	(71)	(83)
Interest income	1	0	1	1
Interest expense, net	(34)	(37)	(70)	(82)
Interest paid	22	45	75	99
Income taxes paid	117	90	121	109
Assets acquired under capital leases	0	2	0	2
Accounts payable associated with capital expenditures	12	9	12	9
Dividends payable	56	55	56	55
Fair value of assets acquired	0	2	135	2
Fair value of liabilities assumed	0	0	0	0
Fair value of net assets acquired	0	2	135	2
Merger consideration paid (payable), net	0	4	0	4
Cash paid for business acquisitions	0	6	135	6
Less: Cash acquired	0	0	0	0
Business acquisitions, net of cash acquired	$ 0	$ 6	$ 135	$ 6