Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE MEASUREMENTS (Details) - Hierarchy for financial liabilities measured at fair value

v3.20.1
FAIR VALUE MEASUREMENTS (Details) - Hierarchy for financial liabilities measured at fair value - USD ($)
Jan. 31, 2020
Nov. 01, 2019
FAIR VALUE MEASUREMENTS (Details) - Hierarchy for financial liabilities measured at fair value [Line Items]    
Operating lease liability $ 94,219 $ 106,299
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
FAIR VALUE MEASUREMENTS (Details) - Hierarchy for financial liabilities measured at fair value [Line Items]    
Operating lease liability  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
FAIR VALUE MEASUREMENTS (Details) - Hierarchy for financial liabilities measured at fair value [Line Items]    
Operating lease liability  
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
FAIR VALUE MEASUREMENTS (Details) - Hierarchy for financial liabilities measured at fair value [Line Items]    
Operating lease liability $ 94,219