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Fixed Assets, Net (Tables) | 12 Months Ended
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Dec. 31, 2025
Property, Plant and Equipment [Abstract] |
Schedule of Components of Fixed Assets, Net | Fixed assets are depreciated over their estimated useful lives as follows:
Leasehold improvements and other fixed assets |  | shorter of the remaining term of lease or useful life
Software, including software development costs |  | 3-5 years straight-line
Computer and communications equipment |  | 3-5 years straight-line
Fixed assets, net consisted of the following (in thousands):
| December 31, 2025 |  | December 31, 2024
Leasehold improvements, furniture and fixtures, and other fixed assets | $ | 266,585 |  |  | $ | 254,337 |
Software, including software development costs | 76,567 |  |  | 64,680 |
Computer and communications equipment | 45,117 |  |  | 41,144 |
Total, cost | 388,269 |  |  | 360,161 |
Accumulated depreciation and amortization | (231,779) |  |  | (193,432) |
Total, net | $ | 156,490 |  |  | $ | 166,729 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 360 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482099/360-10-50-1 + Details
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