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Fair Value of Financial Instruments - Assets Measured on Non-Recurring Basis (Details) - Fair Value, Nonrecurring - Fair Value - MOB - USD ($) $ in Thousands | Jun. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Level 2 |  |
Assets: |  |
Real estate investment | $ 0 | $ 26,768
Level 3 |  |
Assets: |  |
Real estate investment | $ 0 | $ 4,970

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