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LONG TERM DEBT (Details Textuals) (BRL)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2010
Dec. 31, 2009
Debt Instrument [Line Items]    
Capital Lease Obligations 14 27
Interest Rate Of Mortgage Notes 12  
Local On Lending [Member]
   
Debt Instrument [Line Items]    
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate 15.00%