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Net finance costs (Tables)

12 Months Ended

Sep. 30, 2022

Analysis of income and expense [abstract]

Disclosure of finance costs


						Year ended September 30
						2022			2021
						$			$
Interest on long-term debt						57,752			67,467
Interest on lease liabilities						27,426			33,255
Net interest costs on net defined benefit obligations or assets (Note 17)						1,626			2,413
Other finance costs						8,413			6,774
Finance costs						95,217			109,909
Finance income						(3,194)			(3,111)
						92,023			106,798