Fair Value Measurements (Details) - Level 2 $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025 USD ($)	Dec. 31, 2024 USD ($)
Loan Receivables | Market Approach Valuation Technique | Minimum
Financial Instruments Not Measured at Fair Value
Market interest rate percentage	0.0591
Loan Receivables | Market Approach Valuation Technique | Maximum
Financial Instruments Not Measured at Fair Value
Market interest rate percentage	0.0612
Junior subordinated notes | Market Approach Valuation Technique
Financial Instruments Not Measured at Fair Value
Market interest rate percentage	0.0759	0.0794
Mortgages payable | Market Approach Valuation Technique | Minimum
Financial Instruments Not Measured at Fair Value
Market interest rate percentage	0.0488	0.0538
Mortgages payable | Market Approach Valuation Technique | Maximum
Financial Instruments Not Measured at Fair Value
Market interest rate percentage	0.0654	0.0661
Carrying Value | Loan Receivables
Financial Instruments Not Measured at Fair Value
Estimated fair value lower than carrying value	$ 178
Carrying Value | Junior subordinated notes
Financial Instruments Not Measured at Fair Value
Estimated fair value lower than carrying value	(3,554)	$ (3,578)
Carrying Value | Mortgages payable
Financial Instruments Not Measured at Fair Value
Estimated fair value lower than carrying value	$ (32,369)	$ (39,277)