Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events - Additional Information (Details)

v3.20.2
Subsequent Events - Additional Information (Details)
$ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Jul. 14, 2020
Jul. 01, 2020
USD ($)
Jul. 27, 2020
USD ($)
tenant
shares
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jul. 08, 2020
Subsequent Event [Line Items]                
Gain on sale of real estate, net       $ 0 $ 0 $ (12) $ 2,952  
Repayments on mortgage notes           $ 24,391 30,958  
Annual base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent)           1.50%    
Quarterly base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent)           0.375%    
Variable rate mortgage loans                
Subsequent Event [Line Items]                
Repayments on mortgage notes           $ 12,107    
Fixed rate mortgage loans                
Subsequent Event [Line Items]                
Repayments on mortgage notes           5,918    
Subsequent Event                
Subsequent Event [Line Items]                
Rent obligations collected (as percent)     99.00%          
Number of tenants granted rent deferrals | tenant     3          
Rent obligations deferred (as percent)     2.00%          
Annual base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent) 0.425%              
Quarterly base management fee, in percentage of stockholders' equity, adjusted to unrealized gains or losses (as percent) 0.10625%              
Subsequent Event | Richmond, Virginia                
Subsequent Event [Line Items]                
Lease term (in years)               6 years
Subsequent Event | Variable rate mortgage loans | Maple Heights, Ohio                
Subsequent Event [Line Items]                
Repayments on mortgage notes   $ 4,000            
Disposed of by sale                
Subsequent Event [Line Items]                
Income from real estate and related assets sold       $ (1) $ 216 (44) $ 441  
Gain on sale of real estate, net           $ 10    
Disposed of by sale | Subsequent Event | Maple Heights, Ohio                
Subsequent Event [Line Items]                
Income from real estate and related assets sold   11,400            
Gain on sale of real estate, net   $ 1,200            
Common Stock | Subsequent Event                
Subsequent Event [Line Items]                
Consideration received     $ 1,600          
Redeemable preferred stock, shares issued (in shares) | shares     85,000          
Series E Preferred Stock | Preferred Stock | Subsequent Event                
Subsequent Event [Line Items]                
Consideration received     $ 1,500          
Redeemable preferred stock, shares issued (in shares) | shares     67,249