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Prepaid Expenses
 12 Months Ended
Dec. 31, 2015
Text Block [Abstract]  
Prepaid Expenses

Note 8. Prepaid Expenses

Prepaid expenses consist of the following (in thousands):

 

     December 31,  
     2015      2014  

Prepaid maintenance

    $ 7,509       $ 5,315   

Prepaid insurance

      4,207         3,112   

Prepaid rent

      1,919         3,147   

Prepaid other

      3,686         3,322   
  

 

 

     

 

 

  
   $ 17,321       $ 14,896