Mortgage and Other Notes Receivable - Narrative (Details)	6 Months Ended	12 Months Ended
Jun. 30, 2026 USD ($) property loan	Dec. 31, 2025 USD ($) loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans an leases receivable, gross	$ 224,537,000
Mortgage and other notes receivable, net of reserve	15,264,000	$ 15,397,000
Loans and leases agreement	$ 113,100,000
Financing receivable, non-performing loans \| loan	2	2
Increase rate in amount of loss from a default	20.00%
Effective adjustment rate	4.30%
Nonperforming Financial Instruments
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans an leases receivable, gross	$ 13,199,000
Bickford \| Mezzanine loans:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage and other notes receivable, net of reserve	1,200,000	$ 1,300,000
Between 1.0x and 1.5x \| Nonperforming Financial Instruments
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans an leases receivable, gross	1,199,000
Between 1.0x and 1.5x \| SLM \| Nonperforming Financial Instruments
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans an leases receivable, gross	12,000,000.0
Bickford
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage and other notes receivable	$ 15,899,000
Number of real estate properties \| property	4
Senior Living
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage and other notes receivable	$ 0
Number of real estate properties \| property	37
Revolving amount line of credit	$ 15,000,000.0
Loans receivable facility bears interest rate	8.00%
Outstanding balance	$ 0
Affiliate of Senior Living
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases agreement	$ 1,500,000
Loans receivable facility bears interest rate	8.25%
Outstanding balance	$ 0
Secured By Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans an leases receivable, gross	170,700,000	154,300,000
Not Secured By Real Estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans an leases receivable, gross		$ 64,400,000
Mortgage and other notes receivable	53,800,000
Fully Funded \| Bickford
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans and leases agreement	$ 14,700,000
Financing receivable, stated interest rate	9.00%
Note receivable interest rate	10.00%
Disposed of by sale \| Bickford Note Investment \| Unlikely to be Collected Financing Receivable
Accounts, Notes, Loans and Financing Receivable [Line Items]
Mortgage increase from sale of real estate	$ 11,500,000
Negotiations to sale \| Bickford
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of real estate properties \| property	6

Estimated Credit Losses, Current Conditions Adjustment, Probability of Default and Loss Given Default, Combined

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Financing Receivable, Line Of Credit, Outstanding Amount

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Financing Receivable, Non-performing Loans

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Financing Receivable, Stated Interest Rate

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Increase in Mortgage Note Receivable From Sale of Real Estate

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Loans And Lease Receivable, Maximum Revolving Amount

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The reference rate for variable rate loans receivable, such as LIBOR or the US Treasury rate.

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This concept reflects the interest rate to be received on a loan receivable.

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This item represents the estimated increase in the probability of default as part of managements assessment of estimated credit losses based on current economic conditions.

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Amount, before allowance for credit loss, of accrued interest on financing receivable.

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Amount excluding accrued interest, of allowance for credit loss on financing receivable. Excludes net investment in lease.

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Amount of financing receivable commitment with fixed rate of interest.

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Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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The number of real estate properties owned as of the balance sheet date.

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