Debt and Preferred Equity Investments - Debt Investments (Details) - USD ($)	12 Months Ended	17 Months Ended
	Dec. 31, 2022	Dec. 31, 2022	Dec. 31, 2021
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Mortgage loans on real estate, interest rate	6.46%
Debt Investments Held [Abstract]
Carrying value	$ 623,280,000	$ 623,280,000	$ 1,088,723,000
Carrying value	623,280,000	623,280,000	1,088,723,000
Loan interest income		0
Mezzanine Loan Due June 2023
Debt Investments Held [Abstract]
Loan interest income	0
Mezzanine Loan Due June 2024
Debt Investments Held [Abstract]
Loan interest income	0
Amount participated out	12,000,000	12,000,000
Debt investment
Debt Investments Held [Abstract]
Future Funding Obligations	21,685,000	21,685,000
Senior Financing	1,691,780,000	1,691,780,000
Carrying value	503,422,000	503,422,000	815,717,000
Allowance for loan loss	(6,630,000)	(6,630,000)	(6,630,000)
Total fixed rate
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	969,562,000	969,562,000
Carrying value	365,842,000	365,842,000	527,377,000
Total fixed rate | Mezzanine Loan Due June 2023
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	401,269,000	401,269,000
Carrying value	225,367,000	225,367,000	225,367,000
Total fixed rate | Mezzanine Loan Due June 2023, 2
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	283,293,000	283,293,000
Carrying value	77,109,000	77,109,000	66,873,000
Total fixed rate | Mezzanine Loan Due June 2024
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	105,000,000	105,000,000
Carrying value	13,366,000	13,366,000	13,366,000
Total fixed rate | Mezzanine Loan Due January 2025
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	95,000,000	95,000,000
Carrying value	30,000,000	30,000,000	30,000,000
Total fixed rate | Mezzanine Loan Due December 2029
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	85,000,000	85,000,000
Carrying value	20,000,000	20,000,000	20,000,000
Total fixed rate | Mezzanine Loan Paid Off
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	0	0
Carrying value	0	0	43,521,000
Total fixed rate | Mortgage Loan Paid Off
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	0	0
Carrying value	0	0	73,000,000
Total fixed rate | Mezzanine Loan Paid Off, 2
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	0	0
Carrying value	0	0	55,250,000
Total floating rate
Debt Investments Held [Abstract]
Future Funding Obligations	21,685,000	21,685,000
Senior Financing	722,218,000	722,218,000
Carrying value	144,210,000	144,210,000	294,970,000
Total floating rate | Mezzanine Loan Paid Off
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	0	0
Carrying value	0	0	133,735,000
Total floating rate | Mezzanine Loan Due April 2023
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	275,000,000	275,000,000
Carrying value	50,000,000	50,000,000	49,998,000
Total floating rate | Mezzanine Loan Due May 2023
Debt Investments Held [Abstract]
Future Funding Obligations	3,761,000	3,761,000
Senior Financing	54,000,000	54,000,000
Carrying value	8,243,000	8,243,000	8,050,000
Total floating rate | Mezzanine Loan Due May 2023, 2
Debt Investments Held [Abstract]
Future Funding Obligations	17,924,000	17,924,000
Senior Financing	207,134,000	207,134,000
Carrying value	46,884,000	46,884,000	30,802,000
Total floating rate | Mezzanine Loan Due July 2023
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	186,084,000	186,084,000
Carrying value	39,083,000	39,083,000	37,511,000
Total floating rate | Mortgage And Mezzanine Loan Paid Off
Debt Investments Held [Abstract]
Future Funding Obligations	0	0
Senior Financing	0	0
Carrying value	$ 0	$ 0	$ 34,874,000