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Commitments and Contingencies (Tables)
9 Months Ended
Sep. 30, 2012
Future Minimum Lease Payments Under Operating Leases

operating leases expiring at various dates through 2023. Future minimum lease payments under operating leases due each year are as follows at September 30, 2012:

 

2012

   $ 1,903   

2013

     7,463   

2014

     6,998   

2015

     7,117   

2016

     6,432   

Thereafter

     22,491   
  

 

 

 

Total minimum payments

   $ 52,404