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Fair Value Measurements (Tables)
9 Months Ended
Sep. 30, 2012
Fair Value, Inputs, Level 1 [Member]
 
Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block]

The following tables present certain information for our financial liabilities that is disclosed at fair value on a recurring basis at September 30, 2012 and 2011: 

    Level 1     Level 1  
    September 30, 2012     September 30, 2011  
    Carrying
Amount
    Fair Value     Carrying
Amount
    Fair Value  
Liabilities:                                
11% Notes due 2016   $ 344,451     $ 376,050     $ 344,441     $ 372,600  
Fair Value, Inputs, Level 3 [Member]
 
Fair Value, Liabilities Measured on Recurring and Nonrecurring Basis [Table Text Block]

The following table presents changes in Deferred Acquisition Consideration.

 

   

Fair Value

Measurements Using

Significant

Unobservable Inputs

(Level 3)

 
    September 30,  
    2012     2011  
Beginning Balance of contingent payments   $ 129,759     $ 98,534  
Payments     (47,342 )     (26,156 )
Grants     61,029       31,951  
Redemption value adjustments     21,590       1,514  
Foreign translation adjustment     380       (815 )
Ending Balance of contingent payments   $ 165,416     $ 105,028