Restructuring and Other Charges (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended				6 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Jun. 30, 2011	Mar. 31, 2011	Jun. 30, 2012	Jun. 30, 2011
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges, Before-Tax Charges	$ 21	$ 34	$ (10)	$ 45	$ 55	$ 35
Total restructuring and other related charges, After-Tax charges	13	23	(7)	28
Early Debt Extinguishment Costs
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges, Before-Tax Charges	10	16		32
Total restructuring and other related charges, After-Tax charges	6	10		19
XPEDX restructuring
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges, Before-Tax Charges	10	19	10	7
Total restructuring and other related charges, After-Tax charges	6	14	6	4
Other
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges, Before-Tax Charges	1	(1)	1	6
Total restructuring and other related charges, After-Tax charges	1	(1)	0	5
Franklin, Virginia Mill Closure Costs
Restructuring Cost and Reserve [Line Items]
Total restructuring and other related charges, Before-Tax Charges			(21)
Total restructuring and other related charges, After-Tax charges			$ (13)