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Fixed Assets, Net (Tables)
12 Months Ended
Dec. 31, 2024
Property, Plant and Equipment [Abstract]  
Schedule of Fixed Assets, Net
Fixed assets, net consisted of the following (in thousands):
December 31, 2024December 31, 2023
Computer and communications equipment$112,463 $103,621 
Software, including software development costs401,040 360,047 
Leasehold improvements and other fixed assets108,303 99,034 
621,806 562,702 
Less: accumulated depreciation and amortization(431,794)(384,402)
Fixed assets, net$190,012 $178,300