Furniture, Equipment and Leasehold Improvements - Schedule of Furniture, Equipment and Leasehold Improvements, Net (Details) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Property Plant And Equipment [Line Items] | ||
| Total Furniture, Equipment and Leasehold Improvements | $ 138,773 | $ 131,029 |
| Accumulated Depreciation | (72,420) | (69,987) |
| Furniture, Equipment and Leasehold Improvements, Net | 66,353 | 61,042 |
| Leasehold Improvements | ||
| Property Plant And Equipment [Line Items] | ||
| Total Furniture, Equipment and Leasehold Improvements | 95,643 | 90,604 |
| Furniture and Fixtures | ||
| Property Plant And Equipment [Line Items] | ||
| Total Furniture, Equipment and Leasehold Improvements | 26,080 | 24,827 |
| Office Equipment | ||
| Property Plant And Equipment [Line Items] | ||
| Total Furniture, Equipment and Leasehold Improvements | 11,061 | 9,609 |
| Fractional Aircraft Ownership Interest | ||
| Property Plant And Equipment [Line Items] | ||
| Total Furniture, Equipment and Leasehold Improvements | $ 5,989 | $ 5,989 |