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LONG-TERM DEBT - Additional Information (Details) (Forest Products, USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2011
Dec. 31, 2010
Forest Products
   
Debt Instrument [Line Items]    
Early repayment of long-term debt $ 518 $ 572
Pretax charges in connection with early extinguishment of debt $ 26 $ 50