Quarterly report pursuant to Section 13 or 15(d)

Property, Equipment and Software (Details)

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Property, Equipment and Software (Details) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2012
Dec. 31, 2011
Property, equipment and software    
Property, equipment and software, gross $ 107,239 $ 89,796
Less: Accumulated depreciation and amortization (71,076) (61,822)
Property, equipment and software, net 36,163 27,974
Leasehold improvements [Member]
   
Property, equipment and software    
Property, equipment and software, gross 11,820 9,924
Data processing and communications equipment [Member]
   
Property, equipment and software    
Property, equipment and software, gross 43,196 38,926
Furniture, fixtures, and other equipment [Member]
   
Property, equipment and software    
Property, equipment and software, gross 11,379 9,680
Software [Member]
   
Property, equipment and software    
Property, equipment and software, gross $ 40,844 $ 31,266