Compensation and Benefits - Schedule of Compensation and Benefits (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
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| Compensation Related Costs [Abstract] | |||
| Base compensation and benefits | $ 228,630 | $ 208,222 | $ 166,394 |
| Incentive fee compensation | 20,078 | 34,868 | 25,477 |
| Equity-based compensation | 50,867 | 31,407 | 12,133 |
| Total compensation and benefits | $ 299,575 | $ 274,497 | $ 204,004 |
| X | ||||||||||
- Definition Incentive Fee Compensation Expense No definition available.
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| X | ||||||||||
- Definition Salaries, Wages And Officers' Compensation And Employee Benefits No definition available.
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| X | ||||||||||
- Definition Amount of expense for award under share-based payment arrangement. Excludes amount capitalized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount of expense for salary, wage, profit sharing; incentive and equity-based compensation; and other employee benefit. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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