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Basis of preparation (Tables) | 12 Months Ended
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Sep. 30, 2022
Disclosure Of Basis Of Preparation [Abstract] |
Disclosure of interests in subsidiaries [Table Text Block] |
| Location | Equity %
KWESST Inc. | Ottawa, Canada | 100%
2720178 Ontario Inc. | Bowmanville, Canada | 100%
Police Ordnance Company Inc. | Bowmanville, Canada | 100%
KWESST U.S. Holdings Inc. | Delaware, Canada | 100%
KWESST Defense Systems U.S. Inc. | Virginia, United States | 100%
KWESST Public Safety Systems U.S. Inc. | Virginia, United States | 100%
KWESST Public Safety Systems Canada Inc. | Ottawa, Canada | 100%

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- Definition The disclosure of interests in subsidiaries. [Refer: Subsidiaries [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2022-03-24 -Paragraph 2 -Subparagraph b -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2022-en-r&anchor=para_2_b_i&doctype=Standard -URIDate 2022-03-24 + Details
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