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Real Estate Investment - Details (Details) |  | 1 Months Ended | 2 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | ---
Jan. 01, 2024 USD ($) item community Center | Jan. 31, 2024 USD ($) | Nov. 30, 2023 USD ($) item | Sep. 30, 2023 | May 31, 2023 USD ($) | Dec. 31, 2023 USD ($) property item community | Jun. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Dec. 31, 2023 USD ($) property item Center community | Dec. 31, 2022 USD ($) item property | Dec. 31, 2021 USD ($)
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 134 |  |  | 134 |  |
Gross Investment | $ |  |  |  |  |  | $ 61,101,000 |  |  | $ 61,101,000 |  |
Interest rate (as a percent) |  |  |  |  |  | 8.50% |  |  |  |  |
Write-off of straight-line rent and lease incentives balances | $ |  |  |  |  |  |  |  |  | 26,000 | $ 256,000 | $ 758,000
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Contractual cash rental income | $ |  |  |  |  |  |  |  |  | 116,702,000 | 115,230,000 | 107,692,000
Variable cash rental income | $ |  |  |  |  |  |  |  |  | 13,525,000 | 15,516,000 | 14,332,000
Straight-line rent | $ |  |  |  |  |  |  |  |  | (2,078,000) | (1,369,000) | 467,000
Adjustment of lease incentives and rental income | $ |  |  |  |  |  |  |  |  | (26,000) | (256,000) | (758,000)
Amortization of lease incentives | $ |  |  |  |  |  |  |  |  | (773,000) | (877,000) | (608,000)
Total Rental Income | $ |  |  |  |  |  |  |  |  | 127,350,000 | 128,244,000 | 121,125,000
Contingent rental income | $ |  |  |  |  |  |  |  |  | $ 56,000 | $ 57,000 | $ 0
Percentage of reduction in rent and interest escalations |  |  |  |  |  |  |  |  |  | 50.00% |
SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 50 |  |  | 50 |  |
Lease term |  |  |  |  |  | 10 years |  |  | 10 years |  |
Lease renewal term |  |  |  |  |  | 5 years |  |  | 5 years |  |
ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 83 |  |  | 83 |  |
Number of beds/units |  |  |  |  |  |  |  |  |  | 74 |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Lease termination fee received | $ |  |  |  |  |  |  |  |  |  | $ 1,181,000 |
Number of units |  |  |  |  |  |  |  |  |  | 74 |
Mortgage Loans |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 46 |  |  | 46 |  |
Gross Investment | $ |  |  |  |  |  | $ 482,080,000 |  |  | $ 482,080,000 |  |
Mortgage Loans | SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  |  |  |  |  | 2.25% |  |
Texas | SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Lease term |  |  |  |  |  | 10 years |  |  | 10 years |  |
Lease renewal term |  |  |  |  |  | 5 years |  |  | 5 years |  |
Texas | SNF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units | 1,444 |  |  |  |  |  |  |  |  |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units | 1,444 |  |  |  |  |  |  |  |  |  |
Texas | ALF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Rent receivable in first six months | $ | $ 0 |  |  |  |  |  |  |  |  |  |
North Carolina | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  |  |  |  |  | 4 |
Number of beds/units |  |  |  |  |  |  |  |  |  | 217 |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units |  |  |  |  |  |  |  |  |  | 217 |
Florida | SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units |  |  |  |  |  |  |  |  |  | 299 |
Skilled nursing center purchased |  |  |  |  |  |  |  |  |  | 3 |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units |  |  |  |  |  |  |  |  |  | 299 |
Florida | Mortgage Loans With 8.75 Interest | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties provided for collateral to seller financing |  |  |  |  |  | 4 |  |  | 4 |  |
Loan Term |  |  |  |  |  |  |  |  | 2 years |  |
Loan extension term |  |  |  |  |  |  |  |  | 1 year |  |
Interest rate (as a percent) |  |  |  |  |  |  |  |  | 8.75% |  |
Georgia and South Carolina | SNF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Skilled nursing center purchased | Center | 11 |  |  |  |  |  |  |  |  |  |
Additional term of lessor's operating lease renewal | 7 months |  |  |  |  |  |  |  |  |  |
Contractual annual cash rent | $ | $ 8,000,000 |  |  |  |  |  |  |  |  |  |
Lease rent seven months amount | $ | $ 4,667,000 |  |  |  |  |  |  |  |  |  |
Georgia and South Carolina | ALF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units | 159 |  |  |  |  |  |  |  |  |  |
Lease term | 2 years |  |  |  |  |  |  |  |  |  |
Lease renewal term | 2 years |  |  |  |  |  |  |  |  |  |
Number of extension periods | 2 |  |  |  |  |  |  |  |  |  |
Lease term, extension period | 1 year |  |  |  |  |  |  |  |  |  |
Number of assisted living communities transitioned to another operator | Center | 2 |  |  |  |  |  |  |  |  |  |
Rent receivable in first six months | $ |  |  |  |  |  |  |  | $ 0 |  |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units | 159 |  |  |  |  |  |  |  |  |  |
Master lease agreement | Texas | SNF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units | 1,444 |  |  |  |  |  |  |  |  |  |
Skilled nursing center purchased | Center | 11 |  |  |  |  |  |  |  |  |  |
Additional term of lessor's operating lease renewal | 7 months |  |  |  |  |  |  |  |  |  |
Contractual annual cash rent | $ | $ 8,000,000 |  |  |  |  |  |  |  |  |  |
Lease rent seven months amount | $ | $ 4,667,000 |  |  |  |  |  |  |  |  |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units | 1,444 |  |  |  |  |  |  |  |  |  |
Master lease agreement | Florida | SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units |  |  |  |  |  | 216 |  |  | 216 |  |
Skilled nursing center purchased | Center |  |  |  |  |  |  |  |  | 2 |  |
Additional term of lessor's operating lease renewal |  |  |  |  |  |  |  |  | 5 years |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units |  |  |  |  |  | 216 |  |  | 216 |  |
Master lease agreement | Tennessee | SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties |  |  |  |  |  | 141 |  |  | 141 |  |
Skilled nursing center purchased | Center |  |  |  |  |  |  |  |  | 2 |  |
Additional term of lessor's operating lease renewal |  |  |  |  |  |  |  |  | 2 years |  |
Contractual annual cash rent | $ |  |  |  |  |  |  |  |  | $ 1,005,000 |  |
Percentage of increase in contractual annual cash rent |  |  |  |  |  |  |  |  | 2.50% |  |
Master lease agreement | Arizona | SNF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties |  |  |  |  |  | 613 |  |  | 613 |  |
Skilled nursing center purchased | Center |  |  |  |  |  |  |  |  | 3 |  |
Additional term of lessor's operating lease renewal |  |  |  |  |  |  |  |  | 5 years |  |
Master lease agreement | Georgia and South Carolina | ALF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units | 159 |  |  |  |  |  |  |  |  |  |
Number of assisted living communities transitioned to another operator | community | 2 |  |  |  |  |  |  |  |  |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units | 159 |  |  |  |  |  |  |  |  |  |
New master lease agreement | Mortgage Loans | Mortgage Loans With 8.75 Interest | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Gross Investment | $ |  |  |  |  |  | $ 4,000,000 |  |  | $ 4,000,000 |  |
Loan Term |  |  |  |  |  |  |  |  | 2 years |  |
Loan extension term |  |  |  |  |  |  |  |  | 1 year |  |
Interest rate (as a percent) |  |  |  |  |  |  |  |  | 8.75% |  |
New master lease agreement | Oklahoma | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | community |  |  |  |  |  | 5 |  |  | 5 |  |
Number of beds/units |  |  |  |  |  | 184 |  |  | 184 |  |
Lease term |  |  | 3 years |  |  |  |  |  |  |  |
Rental income to be received in first year | $ |  |  | $ 960,000 |  |  |  |  |  |  |  |
Lease renewal term |  |  | 4 years |  |  |  |  |  |  |  |
Number of extension periods |  |  | 1 |  |  |  |  |  |  |  |
Rental income to be received in second year | $ |  |  | $ 984,000 |  |  |  |  |  |  |  |
Rental income to be received in third year | $ |  |  | $ 1,150,000 |  |  |  |  |  |  |  |
Number of properties sold | property |  |  |  |  |  |  |  |  | 1 |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units |  |  |  |  |  | 184 |  |  | 184 |  |
New master lease agreement | North Carolina | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds/units |  |  |  |  |  |  |  |  |  | 210 |
Number of assisted living communities transitioned to another operator | community |  |  |  |  |  | 5 |  |  | 5 |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units |  |  |  |  |  |  |  |  |  | 210 |
New master lease agreement | North Carolina | ALF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Lease term |  | 6 years |  |  |  |  |  |  |  |  |
Rental income to be received in first year | $ |  | $ 3,300,000 |  |  |  |  |  |  |  |  |
Specified annual increase over the prior year's rent (as a percent) |  | 3.00% |  |  |  |  |  |  |  |  |
New master lease agreement | Florida, South Carolina and Oklahoma |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties sold | community |  |  |  |  |  |  |  |  | 8 |  |
New master lease agreement | Florida, South Carolina and Oklahoma | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of beds or units in property sold |  |  |  |  |  |  |  |  | 341 |  |
Amount of real estate property sold | $ |  |  |  |  |  |  |  |  | $ 27,959,000 |  |
Proceeds from Sale of Real Estate | $ |  |  |  |  |  |  |  |  | $ 23,232,000 |  |
New master lease agreement | Florida | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties sold | property |  |  |  |  |  |  |  |  | 4 |  |
New master lease agreement | Florida | Mortgage Loans | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties provided for collateral to seller financing | property |  |  |  |  |  | 2 |  |  | 2 |  |
Number of units included in properties provided for collateral to seller financing |  |  |  |  |  | 92 |  |  | 92 |  |
New master lease agreement | South Carolina | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties sold | property |  |  |  |  |  |  |  |  | 3 |  |
Brookdale Senior Living | Master lease agreement |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 35 |  |  | 35 |  |
Brookdale Senior Living | New master lease agreement | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of Re leased properties | community |  |  |  |  |  | 17 |  |  | 17 |  |
Number of beds/units |  |  |  |  |  | 738 |  |  | 738 |  |
Income and Expenses, Lessor [Abstract] |  |  |  |  |  |  |  |  |  |  |
Number of units |  |  |  |  |  | 738 |  |  | 738 |  |
Brookdale Senior Living | New master lease agreement | ALF | Subsequent Event |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Lease term |  | 6 years |  |  |  |  |  |  |  |  |
Rental income to be received in first year | $ |  | $ 9,325,000 |  |  |  |  |  |  |  |  |
Specified annual increase over the prior year's rent (as a percent) |  | 2.00% |  |  |  |  |  |  |  |  |
Fund for capital expenditures | $ |  | $ 4,500,000 |  |  |  |  |  |  |  |  |
Tenure for funding capital expenditure |  | 2 years |  |  |  |  |  |  |  |  |
Initial rate for capital expenditure by lessor (as a percent) |  | 8.00% |  |  |  |  |  |  |  |  |
Annual increase in rate for capital expenditure by lessor (as a percent) |  | 2.00% |  |  |  |  |  |  |  |  |
Brookdale Senior Living | New master lease agreement | Colorado | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 6 |  |  | 6 |  |
Brookdale Senior Living | New master lease agreement | Texas | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 6 |  |  | 6 |  |
Brookdale Senior Living | New master lease agreement | Kansas | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 4 |  |  | 4 |  |
Brookdale Senior Living | New master lease agreement | Ohio | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties | property |  |  |  |  |  | 1 |  |  | 1 |  |
Encore Senior Living | Illinois, Ohio and Michigan | ALF |  |  |  |  |  |  |  |  |  |  |
Real Estate [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of properties |  |  |  |  |  | 500 |  |  | 500 |  |
Additional term of lessor's operating lease renewal |  |  |  | 2 years |  |  |  |  |  |  |
Number of assisted living communities transitioned to another operator | community |  |  |  |  |  | 8 |  |  | 8 |  |
Repayments received from deferred rent | $ |  |  |  |  | $ 934,000 |  | $ 1,250,000 |  |  |  |
Unrecorded deferred rent | $ |  |  |  |  |  |  | $ 316,000 |  |  |  |

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