Debt and Preferred Equity Investments - Schedule of Activity in Debt and Preferred Equity Investments (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2024 USD ($) investment	Dec. 31, 2023 USD ($) investment
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward]
Balance at beginning of year	$ 346,745	$ 623,280
Redemptions/sales/syndications/equity ownership/amortization	(64,629)	(349,947)
Net change in loan loss reserves	0	(6,890)
Balance at end of period	303,726	346,745
Carrying Value	$ 303,726	$ 346,745
Number of investments, nonperforming | investment	2	2
Total floating rate
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward]
Carrying Value	$ 117,160	$ 168,899
Total floating rate | Alternative strategy portfolio
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward]
Carrying Value	53,500
Debt Investment
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward]
Originations/fundings/accretion	12,890	72,160
Preferred Equity Investments
SEC Schedule, 12-29, Real Estate Companies, Investment in Movement in Mortgage Loans on Real Estate [Roll Forward]
Originations/fundings/accretion	$ 8,720	$ 8,142