Derivative Liability (Details) - USD ($)	3 Months Ended
Oct. 31, 2019	Oct. 31, 2018
Derivative liabilities at beginning	$ 7,820,282
Additions during the period	1,052,349
Change in fair value	1,836,208	$ 0
Change due to exercise / redemptions	(1,911,484)
Derivative liabilities at end	8,797,354
Derivative Liability Convertible Notes
Derivative liabilities at beginning	4,156,196
Additions during the period	1,021,996
Change in fair value	(1,131,157)
Change due to exercise / redemptions	(1,875,052)
Derivative liabilities at end	2,171,983
Derivative Liability Warrants
Derivative liabilities at beginning	325,250
Additions during the period	30,353
Change in fair value	(66,456)
Change due to exercise / redemptions	(36,432)
Derivative liabilities at end	252,715
Derivative Liability Downside Protection
Derivative liabilities at beginning	3,338,836
Additions during the period	0
Change in fair value	3,033,820
Change due to exercise / redemptions	0
Derivative liabilities at end	$ 6,372,656

No definition available.

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- Definition

Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4A
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5618551-113959

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- Definition

Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=51824906&loc=SL20225862-175312

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=118260190&loc=d3e13433-108611

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 20
-Section 55
-Paragraph 10
-URI http://asc.fasb.org/extlink&oid=99393222&loc=SL20226008-175313

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- Definition

The increase (decrease) during the period in the carrying value of derivative instruments reported as liabilities that are due to be disposed of within one year (or the normal operating cycle, if longer).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585

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