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NET INCOME (LOSS) PER SHARE OF COMMON STOCK (Details) - shares	3 Months Ended
	Jan. 31, 2018	Jan. 31, 2017
Employee Stock Option [Member]
NET INCOME (LOSS) PER SHARE OF COMMON STOCK (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	3,458,846	3,162,272
Warrant [Member]
NET INCOME (LOSS) PER SHARE OF COMMON STOCK (Details) [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	829,400	837,405

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- References

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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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