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General - Additional Information (Detail)
Sep. 30, 2020
Property
Hospital
COVID-19  
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Number of acute care hospitals | Hospital 3
4 Unconsolidated Limited Liability Companies / Limited Partner | Minimum  
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Non-controlling equity interest, ownership percentage 33.00%
4 Unconsolidated Limited Liability Companies / Limited Partner | Maximum  
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Non-controlling equity interest, ownership percentage 95.00%
Limited Liability Companies  
Organization Consolidation And Presentation Of Financial Statements [Line Items]  
Number of real estate investments | Property 5