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Summary of principal accounting policies (Details Narrative) - USD ($)	12 Months Ended
	Dec. 31, 2021	Sep. 30, 2017	Dec. 31, 2020	Sep. 30, 2020	Sep. 30, 2019
Property, Plant and Equipment [Line Items]
Goodwill and Intangible Asset Impairment		$ 3,009,732
Finite-Lived Intangible Assets, Net
Income Tax Examination, Likelihood of Unfavorable Settlement	Recognized income tax positions are measured at the largest amount that is greater than 50% likely of being realized
Minimum [Member]
Property, Plant and Equipment [Line Items]
Finite-lived intangible asset, useful life	3 years
Maximum [Member]
Property, Plant and Equipment [Line Items]
Finite-lived intangible asset, useful life	10 years

X

- Definition

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.

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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 https://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 https://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Total loss recognized during the period from the impairment of goodwill plus the loss recognized in the period resulting from the impairment of the carrying amount of intangible assets, other than goodwill.

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+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 15
-Paragraph 2
-Subparagraph (d)(1)
-URI https://asc.fasb.org/extlink&oid=121825205&loc=d3e27249-109313

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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