Fair Value of Financial Instruments - Changes in Level 3 Assets (Details) - Level 3 - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	$ 518,698	$ 567,640
Contributions/ Purchases	29,755	14,387
Paid in- kind dividends	13,121	9,677
Transfer Into (Out of) Level 3	4	0
Investments (Eliminated) Acquired Through Consolidation		(28,886)
Redemptions/ conversions	(20,776)	(16,602)
Return of capital		(1,266)
Realized gain/(loss)	4,857	(22,102)
Unrealized gain/(loss)	(90,997)	(4,150)
Fair value, ending balance	454,662	518,698
CLO
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	0	1,215
Contributions/ Purchases		0
Paid in- kind dividends		0
Transfer Into (Out of) Level 3		0
Investments (Eliminated) Acquired Through Consolidation		0
Redemptions/ conversions		0
Return of capital		(1,266)
Realized gain/(loss)		(22,735)
Unrealized gain/(loss)		22,786
Fair value, ending balance		0
Common stock
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	157,828	176,256
Contributions/ Purchases	1,857	904
Paid in- kind dividends	0	0
Transfer Into (Out of) Level 3	0	0
Investments (Eliminated) Acquired Through Consolidation		(7,757)
Redemptions/ conversions	(3,687)	0
Return of capital		0
Realized gain/(loss)	1,511	0
Unrealized gain/(loss)	(36,819)	(11,575)
Fair value, ending balance	120,690	157,828
Convertible notes
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	20,846	42,251
Contributions/ Purchases	0	0
Paid in- kind dividends	0	0
Transfer Into (Out of) Level 3	0	0
Investments (Eliminated) Acquired Through Consolidation		(21,129)
Redemptions/ conversions	(9,194)	0
Return of capital		0
Realized gain/(loss)	0	0
Unrealized gain/(loss)	342	(276)
Fair value, ending balance	11,994	20,846
LLC interest
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	36,777	39,399
Contributions/ Purchases	25,238	742
Paid in- kind dividends	2,184	0
Transfer Into (Out of) Level 3	0	0
Investments (Eliminated) Acquired Through Consolidation		0
Redemptions/ conversions	(3,996)	0
Return of capital		0
Realized gain/(loss)	3,344	0
Unrealized gain/(loss)	(9,059)	(3,364)
Fair value, ending balance	54,488	36,777
LP interest
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	189,659	195,898
Contributions/ Purchases	2,660	5,459
Paid in- kind dividends	0	0
Transfer Into (Out of) Level 3	0	0
Investments (Eliminated) Acquired Through Consolidation		0
Redemptions/ conversions	0	0
Return of capital		0
Realized gain/(loss)	0	0
Unrealized gain/(loss)	(45,147)	(11,698)
Fair value, ending balance	147,172	189,659
Preferred Shares
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	69,895	66,268
Contributions/ Purchases	0	0
Paid in- kind dividends	5,743	5,327
Transfer Into (Out of) Level 3	0	0
Investments (Eliminated) Acquired Through Consolidation		0
Redemptions/ conversions	(2,250)	(1,700)
Return of capital		0
Realized gain/(loss)	0	0
Unrealized gain/(loss)	0	0
Fair value, ending balance	73,388	69,895
Rights and warrants
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	0	0
Contributions/ Purchases	0	0
Paid in- kind dividends	0	0
Transfer Into (Out of) Level 3	4	0
Investments (Eliminated) Acquired Through Consolidation		0
Redemptions/ conversions	0	0
Return of capital		0
Realized gain/(loss)	0	0
Unrealized gain/(loss)	0	0
Fair value, ending balance	4	0
Senior loan
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value, beginning balance	43,693	46,353
Contributions/ Purchases	0	7,282
Paid in- kind dividends	5,194	4,350
Transfer Into (Out of) Level 3	0	0
Investments (Eliminated) Acquired Through Consolidation		0
Redemptions/ conversions	(1,649)	(14,902)
Return of capital		0
Realized gain/(loss)	2	633
Unrealized gain/(loss)	(314)	(23)
Fair value, ending balance	$ 46,926	$ 43,693

Fair Value Measurement, Return Of Capital

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Amount of realized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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Amount of unrealized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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Fair Value, Measurement With Unobservable Inputs Reconciliation, Recurring Basis, Investments (Eliminated), Consolidation

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of issuances of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of transfer of financial instrument classified as an asset into level 3 of the fair value hierarchy.

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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