LONGVIEW TIMBER PURCHASE - Estimated fair values of identifiable assets acquired and liabilities assumed (Detail) (USD $) In Millions, unless otherwise specified	Jul. 23, 2013
Business Acquisition [Line Items]
Current assets	$ 46
Property and equipment	39
Timber and timberlands	2,654
Other assets	2
Total assets acquired	2,741
Current liabilities	10
Long-term debt	1,122
Other liabilities	5
Total liabilities assumed	1,137
Net assets acquired	$ 1,604