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Property and Equipment (Tables)
9 Months Ended
Sep. 30, 2017
Property, Plant and Equipment [Abstract]  
Summary of Property and Equipment

Property and equipment consist of the following:

 

     September 30,
2017
     December 31,
2016
 

Land

   $ 142,013      $ 127,769  

Land improvements

     25,119        23,158  

Buildings

     593,913        559,791  

Buildings and leasehold improvements

     116,935        105,168  

Equipment under capital leases

     5,937        5,943  

Computer equipment

     116,650        108,551  

Furniture, fixtures and equipment

     62,651        59,300  

Internally developed software

     34,729        30,407  

Other

     1,176        1,176  

Construction in progress

     18,898        19,112  
  

 

 

    

 

 

 
     1,118,021        1,040,375  

Less accumulated depreciation and amortization

     (220,481      (184,847
  

 

 

    

 

 

 

Property and equipment, net

   $ 897,540      $ 855,528