v3.26.1
Financial risk management objectives and policies - Schedule of Losses (Gains) Reclassified from Other Comprehensive Income on Hedging Instruments to the Consolidated Financial Statements (Details) - CAD ($)
$ in Millions
12 Months Ended
Mar. 29, 2026
Mar. 30, 2025
Mar. 31, 2024
Disclosure of detailed information about hedges [line items]      
Loss (gain) from other comprehensive income $ 1.0 $ (2.8) $ 1.1
Foreign exchange risk | Cross currency swap | Cash flow hedges      
Disclosure of detailed information about hedges [line items]      
Loss (gain) from other comprehensive income $ 2.2 $ (2.0) $ (2.0)