SCHEDULE IV - MORTGAGE LOANS ON REAL ESTATE - Loans On Real Estate (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Mortgage Loans on Real Estate [Line Items]
Face Amount of Notes Receivable		$ 127,237
Notes receivable	[1]	126,228
Allowance for credit losses		(1,279)	[1]	$ (898)	$ (5,752)	$ (1,218)
Net carrying amount of notes receivable		124,949	[1]	$ 123,903
Principal amount of loans subject to delinquent principal or interest		$ 17,801
First Mortgage Loan, 6.00% Loan, Due 4/1/2020
Mortgage Loans on Real Estate [Line Items]
Effective Interest Rate		6.00%
Face Amount of Notes Receivable		$ 17,810
Notes receivable	[1]	17,801
Principal amount of loans subject to delinquent principal or interest		$ 17,801
Mezzanine Loan, 9.25% Loan, Due 1/9/2024
Mortgage Loans on Real Estate [Line Items]
Effective Interest Rate		9.25%
Face Amount of Notes Receivable		$ 54,000
Notes receivable	[1]	$ 54,000
First Mortgage Loan, 6.56% Loan, Due 9/17/2024
Mortgage Loans on Real Estate [Line Items]
Effective Interest Rate		6.56%
Face Amount of Notes Receivable		$ 43,000
Notes receivable	[1]	$ 42,000
Other, 6.50% Loan, Due 9/27/2024
Mortgage Loans on Real Estate [Line Items]
Effective Interest Rate		6.50%
Face Amount of Notes Receivable		$ 1,427
Notes receivable	[1]	$ 1,427
Other, 4.65% Loan, Due 4/12/2026
Mortgage Loans on Real Estate [Line Items]
Effective Interest Rate		4.65%
Face Amount of Notes Receivable		$ 6,000
Notes receivable	[1]	$ 6,000
Mezzanine Loan, 8.00% Loan, Due 12/11/2027
Mortgage Loans on Real Estate [Line Items]
Effective Interest Rate		8.00%
Face Amount of Notes Receivable		$ 5,000
Notes receivable	[1]	$ 5,000

[1] The aggregate carrying amount of notes receivable included above for Federal income tax purposes was approximately $126.2 million as of December 31, 2023.