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Fixed Assets, Net - Schedule of Components of Fixed Assets, Net (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Property, Plant and Equipment
Total, cost	$ 379,903	$ 360,161
Accumulated depreciation and amortization	(222,826)	(193,432)
Total, net	157,077	166,729
Leasehold improvements, furniture and fixtures, and other fixed assets
Property, Plant and Equipment
Total, cost	263,869	254,337
Software, including software development costs
Property, Plant and Equipment
Total, cost	72,788	64,680
Computer and communications equipment
Property, Plant and Equipment
Total, cost	$ 43,246	$ 41,144

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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