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Income taxes - Schedule of deferred tax assets (Details) - CAD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2020	Sep. 30, 2022	Sep. 30, 2021
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Balance at beginning	$ 0	$ 0	$ 0
Arising on a business combination	0	(49,442)	0
Recognized in profit or loss	0	49,442	0
Balance at ending	0	0	0
Net operating loss carryforwards [Member]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Balance at beginning	0	0	48,045
Arising on a business combination	48,045	0	(48,045)
Recognized in profit or loss	0	26,459	0
Balance at ending	48,045	26,459	0
Intangibles and development costs [Member]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Balance at beginning	0	0	(48,045)
Arising on a business combination	(48,045)	(49,442)
Recognized in profit or loss		22,983
Balance at ending	(48,045)	(26,459)	0
Impairment provision [Member]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Balance at beginning	0	$ 0	(48,045)
Arising on a business combination	(48,045)		48,045
Recognized in profit or loss	0		0
Balance at ending	$ (48,045)		$ 0

X

- Definition

The amount of tax expense or income relating to changes in deferred tax liabilities and deferred tax assets, recognised in profit or loss. [Refer: Deferred tax assets; Deferred tax expense (income); Deferred tax liabilities]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2022-03-24
-Paragraph 81
-Subparagraph g
-Clause ii
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-URIDate 2022-03-24

+ Details

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X

- Definition

The amount of deferred tax liabilities or assets. [Refer: Deferred tax liabilities; Deferred tax assets]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 12
-IssueDate 2022-03-24
-Paragraph 81
-Subparagraph g
-Clause i
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2022-en-r&anchor=para_81_g_i&doctype=Standard
-URIDate 2022-03-24

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X

- Definition

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

+ References

No definition available.

+ Details

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X

- Definition

Represents amount of deferred tax assets (liabilities) arising on a business combination.

+ References

No definition available.

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