Identifiable Finite and Indefinite Intangible Assets Acquired in Connection with Acquisition (Detail) (USD $) In Millions, unless otherwise specified		9 Months Ended						1 Months Ended		1 Months Ended			1 Months Ended			1 Months Ended
	Oct. 14, 2011 Andhra Pradesh Paper Mills Limited	Oct. 14, 2011 Andhra Pradesh Paper Mills Limited Noncompete Agreements Year	Oct. 14, 2011 Andhra Pradesh Paper Mills Limited Trade Names	Oct. 14, 2011 Andhra Pradesh Paper Mills Limited Fuel Supply Agreements Year	Oct. 14, 2011 Andhra Pradesh Paper Mills Limited Power Purchase Arrangements Year	Oct. 14, 2011 Andhra Pradesh Paper Mills Limited Wholesale Distribution Network Year	Feb. 13, 2012 Temple-Inland Inc.	Feb. 13, 2012 Temple-Inland Inc. Trade Names	Feb. 13, 2012 Temple-Inland Inc. Customer Relationships	Feb. 13, 2012 Temple-Inland Inc. Customer Relationships Minimum	Feb. 13, 2012 Temple-Inland Inc. Customer Relationships Maximum	Feb. 13, 2012 Temple-Inland Inc. Developed Technology Rights	Feb. 13, 2012 Temple-Inland Inc. Developed Technology Rights Minimum	Feb. 13, 2012 Temple-Inland Inc. Developed Technology Rights Maximum	Feb. 13, 2012 Temple-Inland Inc. Favorable Contracts	Feb. 13, 2012 Temple-Inland Inc. Favorable Contracts Minimum	Feb. 13, 2012 Temple-Inland Inc. Favorable Contracts Maximum
Business Acquisition [Line Items]
Estimated Fair Value	$ 91	$ 58	$ 20	$ 5	$ 5	$ 3	$ 670	$ 112	$ 537			$ 8			$ 13
Average Remaining Useful Life, Years										12 years	17 years		5 years	10 years		4 years	7 years
Average Remaining Useful Life, Years		6		2	5	18
Average Remaining Useful Life, Years			Indefinite					Indefinite