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FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) (USD $)
In Millions
Jun. 30, 2011
Dec. 31, 2010
Fair Value, Inputs, Level 2 | Forest Products
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term Debt, Fair Value $ 4,491 $ 5,029
Forest Products
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term Debt 4,192 4,710
Fair Value, Inputs, Level 2 | Real Estate
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term Debt, Fair Value 327 360
Real Estate
   
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]    
Long-term Debt $ 318 $ 350