Annual report pursuant to Section 13 and 15(d)

Property and Equipment (Details)

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Property and Equipment (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 42,536 $ 36,716  
Less - accumulated depreciation (32,432) (29,731)  
Property and equipment, net 10,104 6,985  
Depreciation of property and equipment 2,987 2,167 $ 2,394
Furniture and office equipment      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 6,108 6,118  
Computer equipment and software costs      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 27,380 23,781  
Leasehold improvements      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 4,062 3,990  
Automobiles      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross 1,995 1,373  
Land      
Property, Plant and Equipment [Line Items]      
Property and equipment, gross $ 2,991 $ 1,454