GOODWILL AND OTHER INTANGIBLES Changes in Goodwill Balances (Details) - USD ($) $ in Millions		9 Months Ended
		Sep. 30, 2016	Dec. 31, 2015
Goodwill [Line Items]
Beginning balance		$ 7,113
Accumulated impairment losses (a)	[1]	(3,778)
Total		3,362	$ 3,335
Reclassifications and other	[2]	37
Additions/reductions		(10)
Ending balance		7,140
Accumulated impairment losses (a)	[1]	(3,778)
Industrial Packaging [Member]
Goodwill [Line Items]
Beginning balance		3,325
Accumulated impairment losses (a)	[1]	(237)
Total		3,087	3,088
Reclassifications and other	[2]	(1)
Additions/reductions		0
Ending balance		3,324
Accumulated impairment losses (a)	[1]	(237)
Printing Papers [Member]
Goodwill [Line Items]
Beginning balance		2,124
Accumulated impairment losses (a)	[1]	(1,877)
Total		275	247
Reclassifications and other	[2]	38
Additions/reductions	[3]	(10)
Ending balance		2,152
Accumulated impairment losses (a)	[1]	(1,877)
Consumer Packaging [Member]
Goodwill [Line Items]
Beginning balance		1,664
Accumulated impairment losses (a)	[1]	(1,664)
Total		0	$ 0
Reclassifications and other	[2]	0
Additions/reductions		0
Ending balance		1,664
Accumulated impairment losses (a)	[1]	$ (1,664)

[1] Represents accumulated goodwill impairment charges since the adoption of ASC 350, “Intangibles – Goodwill and Other” in 2002.

[2] Represents the effects of foreign currency translations and reclassifications.

[3] Reflects a reduction from tax benefits generated by the deduction of goodwill amortization for tax purposes in Brazil.