EQUITY METHOD INVESTMENTS Summarized Financial Information of Equity Method Investees (Details) - Reportable Subsegments - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017	Dec. 31, 2017
Graphic Packaging LLC [Member]
Schedule of Equity Method Investments [Line Items]
Current assets	$ 1,805		$ 1,805
Noncurrent assets	5,255		5,255
Current liabilities	1,000		1,000
Noncurrent liabilities	3,174		3,174
Net sales	1,509		2,985
Gross profit	235		458
Income from continuing operations	81		143
Net income	81		143
Ilim Holding
Schedule of Equity Method Investments [Line Items]
Current assets	699		699		$ 689
Noncurrent assets	1,656		1,656		1,696
Current liabilities	477		477		1,039
Noncurrent liabilities	1,427		1,427		972
Noncontrolling interests	12		12		$ 6
Net sales	698	$ 546	1,375	$ 995
Gross profit	402	256	776	463
Income from continuing operations	116	44	305	151
Net income	$ 112	$ 42	$ 295	$ 143