RESTRUCTURING (Details) $ in Millions	3 Months Ended			12 Months Ended
	Dec. 31, 2015 USD ($) employees	Jun. 30, 2015 USD ($) employees	Dec. 31, 2014 USD ($)	Dec. 31, 2015 USD ($) employees	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Charges		$ 18		$ 19	$ (3)	$ 0
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Number of Positions Eliminated | employees	8	16
Severance Costs	$ 1	$ 2
Payments for Restructuring				(1)
Restructuring Reserve	$ 2			$ 2
Entity Number of Employees | employees	15			15
Cost Associated with Exit and Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Business Exit Costs		2
Impairment of Long-Lived Assets and Other Assets [Member]
Restructuring Cost and Reserve [Line Items]
Other Asset Impairment Charges		$ 14
4Q12 Restructuring [Member] | Exit Or Disposal Activities [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Accrual Adjustment			$ (3)