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v3.25.1

Investments - Cost and Fair Value of Investments (Details) - USD ($) $ in Thousands | Dec. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | $ 162,499 | $ 163,157
Investment at Fair Value, Fair Value | 148,674 | 165,894
Equity method investments, Cost | 27,517 | 14,194
Equity method investments, Fair Value | 27,517 | 14,194
Total Investments, Cost | 190,016 | 177,351
Total Investments, Fair Value | 176,191 | 180,088
Mutual funds |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 122 | 93
Investment at Fair Value, Fair Value | 105 | 75
Exchange-traded funds |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 101 | 105
Investment at Fair Value, Fair Value | 112 | 108
TIG Arbitrage Associates Master Fund |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 482 | 482
Investment at Fair Value, Fair Value | 515 | 500
TIG Arbitrage Enhanced Master Fund |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 179 | 179
Investment at Fair Value, Fair Value | 229 | 231
TIG Arbitrage Enhanced |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 0 | 682
Investment at Fair Value, Fair Value | 0 | 776
Arkkan Opportunities Feeder Fund |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 111 | 111
Investment at Fair Value, Fair Value | 139 | 119
Arkkan Capital Management Limited |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 20,062 | 20,062
Investment at Fair Value, Fair Value | 21,181 | 24,822
Zebedee Asset Management |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 68,913 | 68,913
Investment at Fair Value, Fair Value | 80,127 | 69,454
Romspen Investment Corporation |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 72,523 | 72,523
Investment at Fair Value, Fair Value | 46,260 | 69,802
Other |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Investment at Fair Value, Cost | 6 | 7
Investment at Fair Value, Fair Value | 6 | 7
Real estate equity method investments |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Equity method investments, Cost | 5,863 | 9,311
Equity method investments, Fair Value | 5,863 | 9,311
Wealth management - investment advisory |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Equity method investments, Cost | 20,404 | 2,505
Equity method investments, Fair Value | 20,404 | 2,505
Carried interest vehicles |  |
Schedule of Held-to-Maturity Securities [Line Items] |  |
Equity method investments, Cost | 1,250 | 2,378
Equity method investments, Fair Value | $ 1,250 | $ 2,378

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