v3.25.3
Consolidated Statements of Earnings - CAD ($)
$ in Thousands
 12 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Profit or loss [abstract]    
Revenue $ 15,912,673 $ 14,676,152
Operating expenses    
Costs of services, selling and administrative 13,301,045 12,259,730
Restructuring, acquisition and related integration costs 285,031 96,929
Net finance costs 83,692 27,889
Net foreign exchange loss 715 653
Operating expenses 13,670,483 12,385,201
Earnings before income taxes 2,242,190 2,290,951
Income tax expense 583,905 598,236
Net earnings $ 1,658,285 $ 1,692,715
Earnings per share    
Basic earnings per share (CAD per share) $ 7.45 $ 7.42
Diluted earnings per share (CAD per share) $ 7.35 $ 7.31