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Accounting Policies and Related Matters - Additional Information (Details) - COVID-19 - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Rent collected percentage     95.00%  
Seniors Housing Operating        
New Accounting Pronouncements or Change in Accounting Principle [Line Items]        
Increase in operational cost $ 1,535 $ 40,127 $ 22,792 $ 47,421
Cost of property operating expense     $ 40,976