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Investment Activity (Tenant Concentration Narrative) (Details) $ in Thousands |  | 3 Months Ended | 9 Months Ended |  |
--- | --- | --- | --- | --- | ---
Apr. 01, 2024 USD ($) | Sep. 30, 2024 USD ($) | Jun. 30, 2024 | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2024 property | Sep. 30, 2024 state | Sep. 30, 2024 | Sep. 30, 2024 lease | Sep. 30, 2024 facility | Sep. 30, 2024 leaseAgreement | Sep. 30, 2024 boardMember | Dec. 31, 2023 USD ($)
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of corporate office |  | $ 2,600 |  | $ 2,600 | $ 2,600 | $ 2,600 |  |  |  |  |  |  |  |
Credit loss reserve |  | (19,411) |  |  | (19,411) |  |  |  |  |  |  |  |  | $ (15,476)
Straight-line rent adjustments |  |  |  |  | (2,066) | (6,011) |  |  |  |  |  |  |  |
Rental income |  | 63,318 |  | 62,255 | 191,265 | 188,505 |  |  |  |  |  |  |  |
Number of board of directors | boardMember |  |  |  |  |  |  |  |  |  |  |  |  | 2 |
Bickford Senior Living Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Asset acquisition, rent deferral deduction |  |  |  |  | 2,500 |  |  |  |  |  |  |  |  |
Lease Extended Until 2026 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lease escalator minimum | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Annual lease cap | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Senior Living Communities, LLC (“Senior Living”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate properties | property |  |  |  |  |  |  | 10 |  |  |  |  |  |  |
Lease comprising properties | lease |  |  |  |  |  |  |  |  |  | 2 |  |  |  |
Leases extended maturity |  |  | 2 years |  |  |  |  |  |  |  |  |  |  |
Payments for capital improvements |  |  |  |  | 10,000 |  |  |  |  |  |  |  |  |
Lease rate |  |  |  |  |  |  |  |  | 0.085 |  |  |  |  |
Straight-line rent adjustments |  |  |  |  | (400) | (900) |  |  |  |  |  |  |  |
Rental income |  |  |  |  | 39,980 | 38,466 |  |  |  |  |  |  |  |
Bickford |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Properties |  |  |  |  |  |  | 1 |  |  |  | 39 |  |  |
Number of leases | leaseAgreement |  |  |  |  |  |  |  |  |  |  |  | 4 |  |
Rental income |  |  |  |  | 31,233 | 29,280 |  |  |  |  |  |  |  |
Maximum capital improvements commitment | $ 8,000 |  |  |  |  |  |  |  |  |  |  |  |  |
Annual rent increase | 8.00% |  |  |  |  |  |  |  |  |  |  |  |  |
Rent deferral |  | 14,000 |  |  | 14,000 |  |  |  |  |  |  |  |  |
Bickford | Bickford Senior Living Acquisition |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments for rent |  | 1,100 |  | $ 800 | 4,000 | 1,300 |  |  |  |  |  |  |  |
Bickford | Lease Extended Until 2026 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Rental income | $ 34,500 |  |  |  |  |  |  |  |  |  |  |  |  |
National HealthCare Corporation (“NHC”) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Straight-line rent adjustments |  |  |  |  | (200) | (900) |  |  |  |  |  |  |  |
Rental income |  |  |  |  | $ 30,426 | $ 28,159 |  |  |  |  |  |  |  |
National HealthCare Corporation (“NHC”) | NHC - 1991 Lease |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Percentage rent rate |  |  |  |  | 4.00% |  |  |  |  |  |  |  |  |
Revenue as % of Total, Exceeds 10% |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of states in which entity operates | state |  |  |  |  |  |  |  | 2 |  |  |  |  |  |
Geographic Concentration Risk | South Carolina | Investment Consideration Benchmark |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration risk percentage |  |  |  |  | 12.10% |  |  |  |  |  |  |  |  |
Geographic Concentration Risk | Texas | Investment Consideration Benchmark |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Concentration risk percentage |  |  |  |  | 10.60% |  |  |  |  |  |  |  |  |
Independent Living Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of states in which entity operates | state |  |  |  |  |  |  |  | 8 |  |  |  |  |  |
Properties | property |  |  |  |  |  |  | 3 |  |  |  |  |  |  |
Independent Living Facility | SHOP |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real estate investment property, portfolio assets |  | $ 354,900 |  |  | $ 354,900 |  |  |  |  |  |  |  |  |
Properties | property |  |  |  |  |  |  | 15 |  |  |  |  |  |  |
Skilled Nursing Facility |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Properties | property |  |  |  |  |  |  | 32 |  |  |  |  |  |  |
Skilled Nursing Facility | National HealthCare Corporation (“NHC”) | Subleased Facilities |  |  |  |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Properties | property |  |  |  |  |  |  | 4 |  |  |  |  |  |  |

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- Definition This element represents the rental revenue rate earned during the period from lessee-operators based on revenues generated in their operations, generally in excess of a base amount. Generally stipulated in the lease agreement, it usually will provide for a fixed percentage of revenue to be paid as additional (or possibly only) rent due the lessor, and may be based on gross revenues, net revenues, or multiple variations thereof. + References No definition available. + Details
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-20 + Details
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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 The cash outflow for acquisition of or capital improvements to properties held for investment (operating, managed, leased) or for use. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-13 + 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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