Restructuring and Other Charges (Restructuring and Related Costs Tables) (Details) - USD ($) $ in Millions		3 Months Ended								12 Months Ended
		Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015		Dec. 31, 2014		Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges										$ 252		$ 846		$ 156
Early Debt Extinguishment Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges		$ 0	$ 0	$ 207	$ 0	$ 1	$ 13	$ 262	$ 0	207		276		25
Timber Notes [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges		(1)	17	0	0					16
Legal liability reserve adjustment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges										15
Netting (gain) loss on sale of Carolina Papers brand name and the Riegelwood mill conversion costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges		15	7	(14)	0					8	[1]
Courtland Mill Shutdown [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges						7	3	49	495			554	[2]	118	[3]
CTA Bellevue Facility Closure [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges														(13)
Augusta Mill Paper Machine Shutdown [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges	[4]													45
Insurance Recovery [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges														(30)
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and other related charges		$ 4	$ 1	$ 1	$ 0	$ (1)	$ 13	$ (4)	$ 4	$ 6		$ 16	[5]	$ 11	[6]

[1] Includes $5 million of severance charges, $24 million of accelerated depreciation, sale proceeds of $22 million and $1 million of other charges.

[2] Includes $464 million of accelerated depreciation, $24 million of inventory impairment charges, $26 million of severance charges and $40 million of other charges which are recorded in the Printing Papers segment.

[3] Includes $73 million of accelerated depreciation and other non-cash charges, $42 million of severance charges and $3 million of other charges which are recorded in the Printing Papers segment. During 2013, the Company accelerated depreciation for certain Courtland assets, and diligently evaluated certain other assets for possible alternative uses by one of our other businesses. The net book value of these assets at December 31, 2013 was approximately $470 million.

[4] Includes $39 million of accelerated depreciation charges, $2 million of severance charges and $4 million of other charges which are recorded in the Consumer Packaging segment.

[5] Includes $15 million of severance charges.

[6] Includes $2 million of severance charges.