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Remaining performance obligations (Details) - CAD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2022 | Sep. 30, 2021
Disclosure of performance obligations [abstract] |  |
Transaction price allocated to remaining performance obligations | $ 919,664 | $ 939,499
Remaining performance obligations, weighted average average period | 1 year 10 months 24 days | 1 year 9 months 18 days

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- Definition Remaining Performance Obligations, Weighted Average Period + References No definition available. + Details
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Period Type: | duration

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- References No definition available. + Details
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- Definition The amount of the transaction price allocated to the performance obligations that are unsatisfied (or partially unsatisfied) as of the end of the reporting period. The transaction price is the amount of consideration to which an entity expects to be entitled in exchange for transferring promised goods or services to a customer, excluding amounts collected on behalf of third parties (for example, some sales taxes). [Refer: Performance obligations [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 15 -IssueDate 2021-01-01 -Paragraph 120 -Subparagraph a -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2021-en-r&anchor=para_120_a&doctype=Standard -URIDate 2021-03-24 + Details
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