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Interest Income (Expense), Net (Tables)
12 Months Ended
Dec. 31, 2011
Interest Income (Expense), Net [Abstract]  
Interest income (expense), net consisted
                         
    Year ended
December 31,
2011
    Year ended
December 31,
2010
    Year ended
December 31,
2009
 

Income

    21       31       59  

Expense

    (46 )      (34     (50
   

 

 

   

 

 

   

 

 

 

Total

    (25     (3     9