Debt Obligations - Schedule of Debt Obligations (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Mar. 31, 2026
Debt Instrument [Line Items]
Total remaining principal	$ 275,000	$ 275,000
Less: Debt issuance costs	(4,102)	(4,428)
Excluding Consolidated Funds
Debt Instrument [Line Items]
Debt obligations	270,898	270,572
Consolidated Funds
Debt Instrument [Line Items]
Total remaining principal	1,199,000	931,200
Debt obligations	1,180,643	931,185
Revolving credit facility
Debt Instrument [Line Items]
Total remaining principal	$ 100,000	100,000
Senior Secured Notes
Debt Instrument [Line Items]
Interest rate	7.57%
Senior Secured Notes \| Consolidated Funds
Debt Instrument [Line Items]
Debt obligations	$ 736,863	736,863
Subordinated Notes \| Consolidated Funds
Debt Instrument [Line Items]
Debt obligations	207,567	194,322
Lines of credit \| Consolidated Funds
Debt Instrument [Line Items]
Debt obligations	236,213	0
Series A 5.52% Notes \| Senior Secured Notes
Debt Instrument [Line Items]
Total remaining principal	$ 175,000	$ 175,000

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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