CHARGES FOR INTEGRATION AND RESTRUCTURING, CLOSURES AND ASSET IMPAIRMENTS - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Restructuring Cost and Reserve [Line Items]
Termination benefits	$ 45
Noncash impairment charge related to a nonstrategic asset	0	$ 13
Fair Value, Inputs, Level 3 | Unallocated Items
Restructuring Cost and Reserve [Line Items]
Noncash impairment charge related to a nonstrategic asset		13
Plum Creek [Member]
Restructuring Cost and Reserve [Line Items]
Termination benefits	$ 45	$ 0