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Investment Activity (Schedule of Cash Rents Received) (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Real Estate [Line Items] |  |
Total rental income from cash basis operators | $ 68,866 | $ 62,187
Cash Basis Lessees |  |
Real Estate [Line Items] |  |
Total rental income from cash basis operators | 11,464 | 11,765
Cash Basis Lessees | Bickford |  |
Real Estate [Line Items] |  |
Total rental income from cash basis operators | 9,984 | 9,364
Cash Basis Lessees | All others |  |
Real Estate [Line Items] |  |
Total rental income from cash basis operators | $ 1,480 | $ 2,401

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- Definition Amount of lease income from operating, direct financing, and sales-type leases. Includes, but is not limited to, variable lease payments, interest income, profit (loss) recognized at commencement, and lease payments paid and payable to lessor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479773/842-30-50-5 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 976 -SubTopic 310 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477332/976-310-50-1 + Details
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