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LONG-TERM DEBT (Details) - USD ($)
Jan. 31, 2018
Jul. 31, 2017
Debt Instrument [Line Items]    
Principal amount $ 20,000,000 $ 20,000,000
Unamortized discount (139,334) (745,165)
Long-term debt, net of unamortized discount $ 19,860,666 $ 19,254,835