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Restructuring Charge (Tables)
12 Months Ended
Dec. 31, 2013
Restructuring Charge  
Summary of the activity in the liabilities related to the restructuring charge

 

 

(in thousands)
  Lease costs, net
of estimated
sublease income
  Other Costs   Total  

Remaining liability at December 31, 2011

  $ 1,265   $ 69   $ 1,334  

Cash payments

    (652 )   (99 )   (751 )

Non-cash charges and other

    —     22     22  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Remaining liability at December 31, 2012

    613     (8 )   605  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Cash payments

    (1,111 )   —     (1,111 )

Non-cash charges and other

    4     8     12  

Restructuring charge

    654     —     654  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Remaining liability at December 31, 2013

  $ 160   $ —   $ 160  
               
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

less: current portion

                (160 )
                   
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​

Long-term portion

              $ —  
                   
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​
​ ​ ​ ​ ​ ​ ​ ​ ​ ​ ​