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Commitments, Contingencies and Uncertainties (Narratives) (Details) $ in Thousands | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Apr. 30, 2022 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($) | Dec. 31, 2021 USD ($) property | Dec. 31, 2024 property | Dec. 31, 2024 facility | Dec. 31, 2024 operator | Dec. 31, 2024 leaseAgreement | Mar. 31, 2022 USD ($) | Jun. 30, 2021 facility
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Loans and leases agreement |  | $ 138,200 |  |  |  |  |  |  |  |  |
Development commitments for construction and renovation |  | 37,100 |  |  |  |  |  |  |  |  |
Development in process |  | (19,500) |  |  |  |  |  |  |  |  |
Contingent funding commitment |  | 16,900 |  |  |  |  |  |  |  |  |
Proceeds from sales of real estate |  | 6,179 | $ 57,031 | $ 168,958 |  |  |  |  |  |  |
Litigation settlement, amount awarded from other party | $ 6,900 |  |  |  |  |  |  |  |  |  |
Loss on operations transfer, net |  | 0 | $ (20) | $ 710 |  |  |  |  |  |  |
Bickford |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Financing receivable, after allowance for credit loss |  | (16,072) |  |  |  |  |  |  |  |  |
Properties |  |  |  |  |  | 4 | 38 |  |  |  |
Bickford | Assessed not probable to occur |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Asset disposition, contingent consideration, note receivable |  |  |  |  | $ 4,500 |  |  |  |  |  |
Bickford | Assessed not probable to occur | Notes Receivable |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Note receivable interest rate |  |  |  |  | 10.00% |  |  |  |  |  |
Loan term |  |  |  |  | 5 years |  |  |  |  |  |
Holiday Acquisition Holdings |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Properties | facility |  |  |  |  |  |  |  |  |  |  | 17
Lease deposit liabilities |  |  |  |  |  |  |  |  |  | $ 8,800 |
Loans Receivable |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of operators/tenants | operator |  |  |  |  |  |  |  | 7 |  |  |
Notes Receivable Remain Unfunded |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Financing receivable, after allowance for credit loss |  | $ (70,700) |  |  |  |  |  |  |  |  |
Development Commitment |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 8 |  |  |  |  |
Lease Inducement |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of leases | leaseAgreement |  |  |  |  |  |  |  |  | 4 |  |
Negotiations to sale | Bickford |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Properties | property |  |  |  |  | 6 |  |  |  |  |  |
Disposal Group, Disposed of by Sale, Not Discontinued Operations | Bickford |  |  |  |  |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |  |  |  |  |
Proceeds from sales of real estate |  |  |  |  | $ 52,100 |  |  |  |  |  |
Proceeds from sale of real estate |  |  |  |  | 52,900 |  |  |  |  |  |
Repayments of secured debt |  |  |  |  | $ 800 |  |  |  |  |  |

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