INDUSTRY SEGMENT INFORMATION Sales by Industry Segment (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Segment Reporting Information [Line Items]
Net Sales	$ 5,322	$ 5,714	$ 10,432	$ 11,231
Industrial Packaging [Member]
Segment Reporting Information [Line Items]
Net Sales	3,597	3,694	7,049	7,247
Printing Papers [Member]
Segment Reporting Information [Line Items]
Net Sales	1,271	1,249	2,455	2,477
Consumer Packaging [Member]
Segment Reporting Information [Line Items]
Net Sales	501	797	996	1,575
Corporate and Intersegment Sales [Member]
Segment Reporting Information [Line Items]
Net Sales	$ (47)	$ (26)	$ (68)	$ (68)