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Property and Equipment (Tables)
 3 Months Ended
Mar. 31, 2016
Property and Equipment  
Schedule of property and equipment

Property and equipment consists of the following:

 

 

 

 

 

 

 

 

 

 

 

 

March 31,

December 31,

 

 

 

    

2016

    

2015

 

 

 

 

(in thousands)

 

 

Office equipment

    

$
8,115

 

$
6,753

    

 

Laboratory equipment

 

 
33,263

    

 
31,296

 

 

Computer equipment

 

 
26,186

 

 
22,491

 

 

Building and leasehold improvements

 

 
72,539

 

 
70,729

 

 

 

 

 
140,103

 

 
131,269

 

 

Less accumulated depreciation and amortization

 

 
(47,481)

 

 
(45,263)

 

 

 

 

$
92,622

 

$
86,006