COMMITMENTS AND CONTINGENCIES Litigation (Details) $ in Millions	1 Months Ended	3 Months Ended	12 Months Ended
	Sep. 30, 2010	Mar. 31, 2017 USD ($) Plaintiffs	Dec. 31, 2015 USD ($)
Kleen Products Llc Versus Packaging Corp of America [Member]
Loss Contingencies [Line Items]
Loss contingency, number of defendants	8
Number of claims filed		4
Kalamazoo River Superfund Site [Member] | Time Critical Removal Action [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		$ 37	$ 19
Kalamazoo River Superfund Site [Member] | Georgia-Pacific Consumer Products LP, Fort James Corporation and Georgia Pacific LLC Cost Recovery Action [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value		$ 79
San Jacinto River Superfund Site [Member] | Medical Monitoring and Damages [Member]
Loss Contingencies [Line Items]
Number of plaintiffs seeking damages | Plaintiffs		400
BRAZIL
Loss Contingencies [Line Items]
Loss contingency, damages sought, value			$ 115