INDUSTRY SEGMENT INFORMATION Sales by Industry Segment (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Segment Reporting Information [Line Items]
Net Sales	$ 5,266	$ 5,691	$ 15,698	$ 16,922
Industrial Packaging [Member]
Segment Reporting Information [Line Items]
Net Sales	3,582	3,642	10,631	10,889
Printing Papers [Member]
Segment Reporting Information [Line Items]
Net Sales	1,266	1,258	3,721	3,735
Consumer Packaging [Member]
Segment Reporting Information [Line Items]
Net Sales	494	809	1,490	2,384
Corporate and Intersegment Sales [Member]
Segment Reporting Information [Line Items]
Net Sales	$ (76)	$ (18)	$ (144)	$ (86)