Net Income Per Share (“EPS”) - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) - shares	3 Months Ended	12 Months Ended
Oct. 31, 2019	Oct. 31, 2018	Jul. 31, 2019	Jul. 31, 2018
Total	28,021,618	34,583,850	18,230,982	17,850
Series H Convertible Preferred Stock
Total	0	25,200,000
Series I Convertible Preferred Stock
Total	0	6,636,000
Convertible Debt
Total	3,744,548	0
Stock options
Total	8,871,675	2,747,850	2,831,301	17,850
Warrants
Total	15,405,395	0	15,399,681	0

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.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration