XML 42 R31.htm IDEA: XBRL DOCUMENT v3.20.2
LEASE INTANGIBLES (Additional Information) (Details) - USD ($)
6 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Finite-Lived Intangible Assets [Line Items]    
Lease intangibles, gross $ 5,321,296 $ 7,631,488
Accumulated amortization 4,434,064 5,526,477
Below-market leases, net $ 226,346 309,932
Weighted average    
Finite-Lived Intangible Assets [Line Items]    
Finite-lived intangible assets, remaining amortization period 1 year 8 months 12 days  
Real Estate Assets Held for Sale    
Finite-Lived Intangible Assets [Line Items]    
Lease intangibles, gross $ 0 2,300,000
Accumulated amortization   $ 1,400,000