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Accrued expenses and other current liabilities (Tables)
3 Months Ended
Mar. 31, 2015
Accrued Expenses and Other Current Liabilities

Accrued expenses and other current liabilities are comprised of the following (in thousands):

 

     March 31,
2015
     December 31,
2014
 

Salary and related expenses

   $ 7,386       $ 14,928   

Accrued interest

     1,022         2,396   

Construction in progress

     579         1,343   

Other

     3,394         7,539   
  

 

 

    

 

 

 

Accrued expenses and other current liabilities

$ 12,381    $ 26,206