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FAIR VALUE OF FINANCIAL INSTRUMENTS - Estimated Fair Values and Carrying Values of Long-Term Debt (Detail) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Forest Products
FAIR VALUE OF FINANCIAL INSTRUMENTS [Line Items]
Long-term Debt	$ 4,182	$ 4,193
Forest Products \| Fair Value, Inputs, Level 2
FAIR VALUE OF FINANCIAL INSTRUMENTS [Line Items]
Long-term Debt, Fair Value	4,921	4,579
Real Estate
FAIR VALUE OF FINANCIAL INSTRUMENTS [Line Items]
Long-term Debt	109	285
Real Estate \| Fair Value, Inputs, Level 2
FAIR VALUE OF FINANCIAL INSTRUMENTS [Line Items]
Long-term Debt, Fair Value	$ 111	$ 291

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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