XML 105 R92.htm IDEA: XBRL DOCUMENT v3.25.2
Fixed Assets, Net - Components of Fixed Assets, Net (Detail) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Property, Plant and Equipment [Line Items]    
Fixed assets, gross $ 661,877 $ 621,806
Less: accumulated depreciation and amortization (472,351) (431,794)
Fixed assets, net 189,526 190,012
Computer and communications equipment    
Property, Plant and Equipment [Line Items]    
Fixed assets, gross 122,231 112,463
Software, including software development costs    
Property, Plant and Equipment [Line Items]    
Fixed assets, gross 419,107 401,040
Leasehold improvements and other fixed assets    
Property, Plant and Equipment [Line Items]    
Fixed assets, gross $ 120,539 $ 108,303