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Property and Equipment
9 Months Ended
Sep. 30, 2016
Property, Plant and Equipment [Abstract]  
Property and Equipment

6. Property and Equipment

Property and equipment consist of the following:

 

     September 30, 2016      December 31, 2015  

Land

   $ 126,046       $ 103,280   

Land improvements

     21,573         13,389   

Buildings

     501,208         392,754   

Buildings and leasehold improvements

     94,300         72,494   

Equipment under capital leases

     5,943         6,467   

Computer equipment

     101,409         91,225   

Furniture, fixtures and equipment

     56,021         51,352   

Internally developed software

     28,826         25,996   

Other

     1,176         1,099   

Construction in progress

     70,720         54,506   
  

 

 

    

 

 

 
     1,007,222         812,562   

Less accumulated depreciation and amortization

     (174,557      (145,079
  

 

 

    

 

 

 

Property and equipment, net

   $ 832,665       $ 667,483