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Variable Interest Entities (Tables)
6 Months Ended
Jun. 30, 2013
Variable Interest Entities [Abstract]  
Carrying amount of the investments in the VIEs

The carrying amount of the investments in the VIEs for which the Company is the primary beneficiary as of June 30, 2013 and December 31, 2012 is as follows (in thousands):

 

                 
    June 30, 2013     December 31, 2012  

Investments

  $ 5,929     $ 2,225  

Maximum exposure to losses

    5,929       2,225