Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.19.2
Subsequent Events (Details) - USD ($)
$ in Thousands
Aug. 01, 2019
Jul. 12, 2019
Jul. 01, 2019
May 01, 2019
Apr. 25, 2019
Mar. 19, 2019
Jun. 30, 2019
Dec. 31, 2018
Subsequent Event [Line Items]                
Loans payable, net             $ 346,558 $ 360,190
Debt instrument, interest rate. stated percentage             5.00%  
Perimeter Square | Disposal Group, Disposed of by Sale, Not Discontinued Operations | Subsequent Event                
Subsequent Event [Line Items]                
Contract Price   $ 7,200            
Debt instrument, periodic payment   $ 6,500            
KeyBank | Line of Credit                
Subsequent Event [Line Items]                
Debt instrument, periodic payment       $ 250 $ 1,000 $ 850    
KeyBank | Line of Credit | Subsequent Event                
Subsequent Event [Line Items]                
Reduction in line of credit to refinance property $ 7,550   $ 7,550          
Laburnum Square | Subsequent Event                
Subsequent Event [Line Items]                
Loans payable, net $ 7,670              
Debt instrument, interest rate. stated percentage 4.28%