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Revenues - Schedule of Disaggregation of Revenue by Product Offering (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Management and advisory fees, net |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 585,140 | $ 497,179 | $ 380,257
Focused commingled funds(1) |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 295,927 | 227,003 | 148,725
SMAs |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 223,958 | 210,187 | 174,318
Advisory and other services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 60,057 | 56,244 | 55,523
Fund reimbursement revenues |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 5,198 | 3,745 | 1,691
Incentive Fees |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 25,339 | 9,663 | 11,593
SMAs |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 16,294 | 6,606 | 11,441
Focused commingled funds |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 9,045 | 3,057 | 152
Carried Interest Allocations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | 176,309 | (122,253) | 786,569
SMAs |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | 142,411 | (110,020) | 555,449
Focused commingled funds |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | 33,898 | (12,233) | 231,120
Legacy Greenspring Carried Interest Allocations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | (75,157) | (452,163) | 187,106
SMAs |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | 1,029 | 0 | 0
Legacy carried interest allocation, focused comingled funds |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | (76,186) | (452,163) | 187,106
Legacy gross carried interest allocation, focused comingled funds |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Total carried interest allocations | 59,700 | 74,700 | 92,200
Management And Advisory Fees, Net, BDC Income Based Incentive Fees |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 1,400 | $ 0 | $ 0

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