XML 50 R34.htm IDEA: XBRL DOCUMENT v3.20.2
Fair Value of Assets and Liabilities - Assets and Liabilities (Details)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2020
USD ($)
property
shares
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
property
shares
Jun. 30, 2019
USD ($)
May 19, 2020
shares
Jan. 01, 2020
USD ($)
shares
Dec. 31, 2019
shares
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Common shares of beneficial interest, shares issued (in shares) | shares 237,951,968   237,951,968   10,000   237,897,163
Unrealized gains and losses on equity securities held $ 11,974 $ (2,176) $ 2,031 $ (80)      
Common shares of beneficial interest, shares outstanding (in shares) | shares 237,951,968   237,951,968       237,897,163
Impairment of assets $ 31,175 $ 2,213 $ 42,409 $ 8,419      
Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Common shares of beneficial interest, shares issued (in shares) | shares           10,268,158  
Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Equity securities investment (in shares) | shares 10,691,658   10,691,658        
Initial cost basis $ 44,448   $ 44,448     $ 38,095  
Unrealized gains and losses on equity securities held 11,974   2,031        
Common shares of beneficial interest, shares outstanding (in shares) | shares             423,500
Recurring | Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Investments in affiliates, fair value 41,697   41,697        
Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Investments in affiliates, fair value 41,697   41,697        
Recurring | Significant Other Observable Inputs (Level 2) | Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Investments in affiliates, fair value 0   0        
Recurring | Significant Unobservable Inputs (Level 3) | Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Investments in affiliates, fair value 0   0        
Nonrecurring              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Real estate properties held for sale 52,957   52,957        
Nonrecurring | Quoted Prices in Active Markets for Identical Assets (Level 1)              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Real estate properties held for sale 0   0        
Nonrecurring | Significant Other Observable Inputs (Level 2)              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Real estate properties held for sale 52,957   52,957        
Nonrecurring | Significant Unobservable Inputs (Level 3)              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Real estate properties held for sale $ 0   $ 0        
Common Shares | Five Star              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Equity securities investment (in shares) | shares 10,691,658   10,691,658        
Medical Office Buildings | Nonrecurring              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Sale price less estimated cost to sell $ 84   $ 84        
Medical Office Buildings | Held-for-sale, Not Discontinued Operations | Nonrecurring              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Impairment of assets     $ 267        
Number of real estate properties held for sale | property 1   1        
Sale price less estimated cost to sell $ 625   $ 625        
Senior Living Communities | Nonrecurring              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Sale price less estimated cost to sell $ 53,600   53,600        
Senior Living Communities | Held-for-sale, Not Discontinued Operations | Nonrecurring              
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]              
Impairment of assets     $ 30,752        
Number of real estate properties held for sale | property 15   15        
Sale price less estimated cost to sell $ 1,184   $ 1,184