Debt and Preferred Equity Investments - Narrative (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) segment investment	Dec. 31, 2023 USD ($) investment segment	Dec. 31, 2022 USD ($)
Preferred equity investment
Number of investments, fully reserved | investment	1
Number of investments, nonperforming | investment	2	2
Debt and preferred equity investments	$ 303,726,000	$ 346,745,000
Recorded investment, past due	$ 303,726,000	$ 346,745,000
Number of portfolio segments of financial receivables (segment) | segment	1	1
Total after allowance for loan loss	$ 23,700,000	$ 8,800,000
Current period provision for loan loss	0	6,890,000	$ 0
2 - Watch List Assets - Higher potential for loss (1)
Preferred equity investment
Recorded investment, past due	147,006,000	136,412,000
Current period provision for loan loss	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due
Preferred equity investment
Recorded investment, past due	0	0
Floating Rate
Preferred equity investment
Debt and preferred equity investments	117,160,000	168,899,000
Mortgage Investment One | Floating Rate
Preferred equity investment
Debt and preferred equity investments		49,800,000
Preferred Equity Investments
Preferred equity investment
Total after allowance for loan loss	$ 136,720,000	$ 128,000,000