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INTEREST RATE SWAP DERIVATIVES (Details)
12 Months Ended
Dec. 31, 2019
USD ($)
instrument
Dec. 31, 2018
USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Unrealized gain (loss) on derivatives | $ $ (970,210) $ (149,714)
REIT I    
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Number of additional derivative instruments acquired | instrument 8