Goodwill and Intangible Assets: Intangible assets (Details) - USD ($)	6 Months Ended
Jan. 31, 2021	Jul. 31, 2020
Intangible assets gross	$ 10,153,701	$ 10,153,701
Less accumulated amortization	(1,250,860)	(788,175)
Intangible assets net	8,902,841	9,365,526
Noncompete Agreements [Member]
Intangible assets gross	$ 1,210,000	1,210,000
Estimated Useful Lives	3 years
Developed Software/Technology [Member]
Intangible assets gross	$ 131,000	131,000
Estimated Useful Lives	5 years
Intellectual Property [Member]
Intangible assets gross	$ 2,459,000	2,459,000
Estimated Useful Lives	5 years
Patents [Member]
Intangible assets gross	$ 51,274	51,274
Estimated Useful Lives	20 years
In Process Research and Development [Member]
Intangible assets gross	$ 6,302,427	$ 6,302,427

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

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- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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