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Real Estate, Net - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended			12 Months Ended
	Aug. 31, 2022	Mar. 31, 2022	Nov. 30, 2021	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Real Estate [Line Items]
Net proceeds received from mortgages payable on real estate				$ (3,197)	$ (2,493)	$ 0
Loss on extinguishment of debt	$ 500	$ 600		(2,214)	1,583	0
Net (loss) income				(340,649)	$ 188,476	$ (288,243)
VIE, Primary Beneficiary
Real Estate [Line Items]
Loss on extinguishment of debt				$ 1,600
VIE, Primary Beneficiary | Multi-Family - Operating
Real Estate [Line Items]
Proceeds from sale of real estate held for investment	48,000	52,000
Net proceeds received from mortgages payable on real estate	26,000	37,000
Sale generated a net gain	16,800	400
Loss on extinguishment of debt	500	$ 600
Net (loss) income	$ 14,400
VIE, Primary Beneficiary | Real Estate Investment | Multi-Family - Operating
Real Estate [Line Items]
Loss on transfer to real estate held-for-sale			$ (200)

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Gain (Loss) On Transfer To Real Estate Held-For-Sale

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The net gain (loss) resulting from a sale of loans, including adjustments to record loans classified as held-for-sale at the lower-of-cost-or-market and fair value adjustments to loan held for investment purposes.

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