Fair Value - Schedule of Quantitative Level 3 Recurring Fair Values (Details) - Recurring - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Other equity investments—Marketable equity securities
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	$ 401	$ 242
Other equity investments—Marketable equity securities | Level 1
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	401	242
Other equity investments—Marketable equity securities | Level 2
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	0	0
Other equity investments—Marketable equity securities | Level 3
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	0	0
CLO subordinated notes
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	30,490	35,122
CLO subordinated notes | Level 1
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	0	0
CLO subordinated notes | Level 2
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	0	0
CLO subordinated notes | Level 3
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	30,490	35,122
Equity investments of consolidated funds
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	236,341	146,423
Equity investments of consolidated funds | Level 1
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	115,102	83,269
Equity investments of consolidated funds | Level 2
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	0	0
Equity investments of consolidated funds | Level 3
Schedule of Equity Method Investments [Line Items]
Investments, fair value disclosure	121,239	63,154
Equity method investment
Schedule of Equity Method Investments [Line Items]
Equity method investment	144,037	137,154
Equity method investment | Level 1
Schedule of Equity Method Investments [Line Items]
Equity method investment	0	0
Equity method investment | Level 2
Schedule of Equity Method Investments [Line Items]
Equity method investment	0	0
Equity method investment | Level 3
Schedule of Equity Method Investments [Line Items]
Equity method investment	144,037	137,154
InfraBridge contingent consideration
Schedule of Equity Method Investments [Line Items]
Other liabilities	2,500	6,100
InfraBridge contingent consideration | Level 1
Schedule of Equity Method Investments [Line Items]
Other liabilities	0	0
InfraBridge contingent consideration | Level 2
Schedule of Equity Method Investments [Line Items]
Other liabilities	0	0
InfraBridge contingent consideration | Level 3
Schedule of Equity Method Investments [Line Items]
Other liabilities	2,500	6,100
DBRG stock warrants
Schedule of Equity Method Investments [Line Items]
Other liabilities	400	700
DBRG stock warrants | Level 1
Schedule of Equity Method Investments [Line Items]
Other liabilities	0	0
DBRG stock warrants | Level 2
Schedule of Equity Method Investments [Line Items]
Other liabilities	0	0
DBRG stock warrants | Level 3
Schedule of Equity Method Investments [Line Items]
Other liabilities	400	700
Securities of consolidated fund sold short
Schedule of Equity Method Investments [Line Items]
Other liabilities	74,287	47,930
Securities of consolidated fund sold short | Level 1
Schedule of Equity Method Investments [Line Items]
Other liabilities	74,287	47,930
Securities of consolidated fund sold short | Level 2
Schedule of Equity Method Investments [Line Items]
Other liabilities	0	0
Securities of consolidated fund sold short | Level 3
Schedule of Equity Method Investments [Line Items]
Other liabilities	$ 0	$ 0