Equity Method Investments - Schedule of Joint Venture Revenues and Net Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Schedule Of Equity Method Investments [Line Items]
Operating (loss) income	$ 3,101	$ 3,624	$ 6,995	$ 4,499
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Schedule Of Equity Method Investments [Line Items]
Revenues			3,783	36,459
Operating (loss) income			3,240	17,029
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | HGC Funding I LLC and Origination I LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Revenues			2,541	860
Operating (loss) income			2,562	838
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | KNFH LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Revenues			303	4,578
Operating (loss) income			(141)	873
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | DHC8 LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Revenues			821	0
Operating (loss) income			701	0
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | HGC MPG Funding LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Revenues			118	0
Operating (loss) income			118	0
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | CPFH LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Revenues			0	31,021
Operating (loss) income			$ 0	$ 15,318