XML 126 R88.htm IDEA: XBRL DOCUMENT v3.24.4
Income taxes - Disclosure of income tax expense (Details) - CAD ($)
$ in Thousands
 12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Current income tax expense    
Current income tax expense in respect of the current year $ 731,338 $ 697,402
Adjustments recognized in the current year in relation to the income tax expense (recovery) of prior years 12,998 (21,242)
Total current income tax expense 744,336 676,160
Deferred income tax recovery    
Deferred income tax recovery relating to the origination and reversal of temporary differences (118,893) (119,249)
Adjustments recognized in the current year in relation to the deferred income tax (recovery) expense of prior years (27,207) 9,753
Total deferred income tax recovery (146,100) (109,496)
Total income tax expense $ 598,236 $ 566,664