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Investments - Consolidated Funds Investments (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Mar. 31, 2024
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Schedule of Equity Method Investments [Line Items] |  |
Investments of consolidated funds | $ 158,222 | $ 131,858
Percentage of Total Investments as of | 100.00% | 100.00%
Equity Securities |  |
Schedule of Equity Method Investments [Line Items] |  |
Investments of consolidated funds | $ 24,553 | $ 17,028
Percentage of Total Investments as of | 16.00% | 13.00%
Purchases of investments of Consolidated Funds | $ 21,900 | $ 15,600
Partnership And LLC Interests |  |
Schedule of Equity Method Investments [Line Items] |  |
Investments of consolidated funds | $ 133,669 | $ 114,830
Percentage of Total Investments as of | 84.00% | 87.00%
Purchases of investments of Consolidated Funds | $ 93,300 | $ 76,000

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