INDUSTRY SEGMENT INFORMATION Sales by Industry Segment (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Segment Reporting Information [Line Items]
Net Sales	$ 5,621	$ 5,132
Industrial Packaging
Segment Reporting Information [Line Items]
Net Sales	3,827	3,577
Global Cellulose Fibers
Segment Reporting Information [Line Items]
Net Sales	677	564
Printing Papers
Segment Reporting Information [Line Items]
Net Sales	1,053	995
Corporate and Intersegment Sales
Segment Reporting Information [Line Items]
Net Sales	$ 64	$ (4)