Investments, at Fair Value - Schedule of Fair Value Recurring Basis (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market cash equivalents	$ 32,362	$ 7,561
Total investments	76,581	91,467
Total Liabilities	(46)	(32)
Total investments, at fair value	76,535	91,435
Securities sold short
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total Liabilities	(46)	(32)
Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market cash equivalents	32,362	6,214
Total investments	57,827	70,988
Total Liabilities	(46)	(32)
Total investments, at fair value	57,781	70,956
Level 1 \| Securities sold short
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total Liabilities	(46)	(32)
Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	18,754	20,479
Total investments, at fair value	18,754	20,479
Level 3 \| Preferred equity and other private investments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments		22,471
Level 3 \| Private placements
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	100,854	179,752
CIP
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments, at fair value	1,708,395	1,746,850
CIP \| Fair Value Recurring
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	1,708,810	1,747,416
Total Liabilities	(415)	(566)
Total investments, at fair value	1,708,395	1,746,850
CIP \| Fair Value Recurring \| Common stocks
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	948,645	803,626
CIP \| Fair Value Recurring \| Debt securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	1,551	1,649
CIP \| Fair Value Recurring \| Digital asset related exchange-traded and mutual funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	461,136	541,346
CIP \| Fair Value Recurring \| Preferred stocks
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	4,933	3,785
CIP \| Fair Value Recurring \| Preferred equity and other private investments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments		22,471
CIP \| Fair Value Recurring \| Private equity funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	462	220
CIP \| Fair Value Recurring \| Private placements
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	107,226	179,754
CIP \| Fair Value Recurring \| Digital assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	184,857	194,565
CIP \| Fair Value Recurring \| Securities sold short
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total Liabilities	(415)	(566)
CIP \| Fair Value Recurring \| Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	1,597,318	1,535,411
Total Liabilities	(415)	(566)
Total investments, at fair value	1,596,903	1,534,845
CIP \| Fair Value Recurring \| Level 1 \| Common stocks
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	948,645	803,626
CIP \| Fair Value Recurring \| Level 1 \| Digital asset related exchange-traded and mutual funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	458,883	533,435
CIP \| Fair Value Recurring \| Level 1 \| Preferred stocks
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	4,933	3,785
CIP \| Fair Value Recurring \| Level 1 \| Digital assets
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	184,857	194,565
CIP \| Fair Value Recurring \| Level 1 \| Securities sold short
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total Liabilities	(415)	(566)
CIP \| Fair Value Recurring \| Level 2
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	8,624	7,911
Total investments, at fair value	8,624	7,911
CIP \| Fair Value Recurring \| Level 2 \| Digital asset related exchange-traded and mutual funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	2,253	7,911
CIP \| Fair Value Recurring \| Level 2 \| Private placements
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	6,371
CIP \| Fair Value Recurring \| Level 3
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	102,405	203,872
Total investments, at fair value	102,405	203,872
CIP \| Fair Value Recurring \| Level 3 \| Debt securities
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	1,551	1,649
CIP \| Fair Value Recurring \| Level 3 \| Preferred equity and other private investments
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments		22,471
CIP \| Fair Value Recurring \| Level 3 \| Private placements
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	100,854	179,752
CIP \| Fair Value Recurring \| NAV as a practical expedient
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	463	222
Total investments, at fair value	463	222
CIP \| Fair Value Recurring \| NAV as a practical expedient \| Private equity funds
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	462	220
CIP \| Fair Value Recurring \| NAV as a practical expedient \| Private placements
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Total investments	1	2
Money Market \| CIP \| Fair Value Recurring
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market cash equivalents	31,469	28,466
Money Market \| CIP \| Fair Value Recurring \| Level 1
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Money market cash equivalents	$ 31,469	$ 28,466