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Property and Equipment (Tables)
9 Months Ended
Sep. 30, 2014
Property, Plant and Equipment [Abstract]  
Schedule of Property, Plant and Equipment
Property and equipment consist of the following (in thousands):
 
September 30,
2014
 
December 31,
2013
Equipment
$
42,738

 
$
40,180

Furniture and fixtures
5,663

 
5,260

Leasehold improvements
8,214

 
7,394

Software
25,536

 
20,199

Construction in process
3,935

 
2,649

Total property and equipment
86,086

 
75,682

Accumulated depreciation and amortization
(48,398
)
 
(40,428
)
Total property and equipment, net
$
37,688


$
35,254