CHARGES FOR RESTRUCTURING, CLOSURES AND ASSET IMPAIRMENTS - Items Included in Our Restructuring, Closure and Asset Impairment Charges (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Restructuring and closure charges:
Termination benefits	$ 0	$ 6	$ 0	$ 23
Other restructuring and closure costs	0	1	1	3
Charges for restructuring and closures	0	7	1	26
Impairments of long-lived assets	0	1	13	1
Total charges for restructuring, closures and impairments	$ 0	$ 8	$ 14	$ 27