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Fair Value of Financial Instruments - Schedule of Fair Value Liabilities Measured on Recurring Basis (Details) - USD ($)
Jan. 31, 2020
Jan. 31, 2019
Mortgage notes payable, Carrying Amount $ 6,105,668 $ 4,824,692
Fair Values of Trust's Debt Instruments [Member]    
Mortgage notes payable, Carrying Amount 6,105,668 4,824,692
Mortgage notes payable, Fair Value 4,000,906 3,141,032
Notes payable to banks, Carrying Amount 17,100 9,300
Notes payable to banks, Fair Value 17,100 9,300
Other notes payable, Carrying Amount 1,203,080 1,494,030
Other notes payable, Fair Value $ 1,203,080 $ 1,494,030