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Schedule IV: Mortgage Loans on Real Estate (Details) $ in Thousands | 12 Months Ended |  |  |
--- | --- | --- | --- | ---
Dec. 31, 2022 USD ($) property | Dec. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 350,837 |  |  |
Carrying Amount of Mortgages | 341,749 | $ 390,291 | $ 157,572 | $ 161,964
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
California, Florida, and Other |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Number of properties with first mortgages | property | 1 |  |  |
Mortgage loan on real estate, California due 2026 | Other Non-reportable | California |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 4.25% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 20,566 |  |  |
Carrying Amount of Mortgages | 17,652 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
Mortgage loan on real estate, California due 2026 | LIBOR | Other Non-reportable | California |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 2.00% |  |  |
Mortgage loan on real estate, Florida due 2023 | Other Non-reportable | Florida |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 8.50% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 7,798 |  |  |
Carrying Amount of Mortgages | 6,882 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
Mortgage loan on real estate, Florida due 2023 | SOFR | Other Non-reportable | Florida |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 5.50% |  |  |
Mortgage loan on real estate, Florida due 2023 | Other Non-reportable | Florida |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 8.50% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 3,912 |  |  |
Carrying Amount of Mortgages | 3,769 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
Mortgage loan on real estate, Florida due 2023 | SOFR | Other Non-reportable | Florida |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 5.50% |  |  |
Mortgage loan on real estate, Florida due 2023 | Other Non-reportable | Florida |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 8.50% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 14,207 |  |  |
Carrying Amount of Mortgages | 14,106 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
Mortgage loan on real estate, Florida due 2023 | SOFR | Other Non-reportable | Florida |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 5.50% |  |  |
Mortgage loan on real estate, California due 2023 | Other Non-reportable | California |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 8.50% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 35,100 |  |  |
Carrying Amount of Mortgages | 33,143 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
Mortgage loan on real estate, California due 2023 | SOFR | Other Non-reportable | California |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 5.50% |  |  |
Mortgage loan on real estate, multiple due 2024 |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Number of properties with first mortgages | property | 10 |  |  |
Mortgage loan on real estate, multiple due 2024 | Other Non-reportable | California, Florida, and Other |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 3.75% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 119,754 |  |  |
Carrying Amount of Mortgages | 116,920 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |
Mortgage loan on real estate, multiple due 2024 | LIBOR | Other Non-reportable | California, Florida, and Other |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 0.50% |  |  |
Mortgage loan on real estate, multiple due 2023 |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Number of properties with first mortgages | property | 16 |  |  |
Mortgage loan on real estate, multiple due 2023 | Other Non-reportable | California, Florida, and Other |  |  |  |
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items] |  |  |  |
Interest Rate | 4.25% |  |  |
Prior Liens | $ 0 |  |  |
Face Amount of Mortgages | 149,500 |  |  |
Carrying Amount of Mortgages | 149,277 |  |  |
Principal Amount Subject to Delinquent Principal or Interest | $ 0 |  |  |

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