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Accounts receivable (Tables)

12 Months Ended

Sep. 30, 2025

Subclassifications of assets, liabilities and equities [abstract]

Disclosure of accounts receivable

			As at September 30, 2025			As at September 30, 2024
			$			$
Trade (Note 32)			1,343,282			1,117,712
Tax credits and R&D tax credits			167,599			149,955
Other			102,896			130,735
			1,613,777			1,398,402

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Disclosure Of Detailed Information On Trade And Other Receivables, Explanatory [Table Text Block]

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