Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Details)

v3.3.1.900
Property and Equipment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 112,286 $ 95,732  
Less accumulated depreciation and amortization (47,978) (42,821)  
Total property and equipment, net 64,308 52,911  
Depreciation and amortization 9,100 7,900 $ 9,000
Building and Building Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 51,148 45,825  
Computer Equipment [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 27,504 25,327  
Furniture, Fixtures, Equipment and Other [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 27,384 17,603  
Leasehold Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 2,036 3,567  
Land and Land Improvements [Member]      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 4,214 $ 3,410