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Lease Exit Liability (Tables)
9 Months Ended
Sep. 30, 2014
Restructuring and Related Activities [Abstract]  
Changes in Lease Exit Liability

Changes in the lease exit liability are as follows (in thousands):

 

Accrual balance at December 31, 2013.

   $ 9,445   

Principal payments

     (1,067
  

 

 

 

Accrual balance at September 30, 2014

   $ 8,378