v3.26.1
Provisions - Schedule of Reconciliation of Provisions (Details) - CAD ($)
$ in Millions
 12 Months Ended
Mar. 29, 2026
Mar. 30, 2025
Reconciliation of changes in other provisions [abstract]    
Provisions, beginning balance $ 56.1 $ 63.4
Additional provisions recognized 29.8 16.1
Reductions resulting from settlement (12.8) (23.2)
Release of provisions (8.2) (1.4)
Other (0.1) 1.2
Provisions, ending balance 64.8 56.1
Warranty    
Reconciliation of changes in other provisions [abstract]    
Provisions, beginning balance 29.0 30.3
Additional provisions recognized 5.8 6.2
Reductions resulting from settlement (5.2) (7.5)
Release of provisions (0.8) 0.0
Other 0.0 0.0
Provisions, ending balance 28.8 29.0
Sales returns    
Reconciliation of changes in other provisions [abstract]    
Provisions, beginning balance 11.0 18.8
Additional provisions recognized 20.6 8.5
Reductions resulting from settlement (7.4) (15.7)
Release of provisions (7.4) (1.2)
Other 0.0 0.6
Provisions, ending balance 16.8 11.0
Asset retirement obligations    
Reconciliation of changes in other provisions [abstract]    
Provisions, beginning balance 16.1 14.3
Additional provisions recognized 3.4 1.4
Reductions resulting from settlement (0.2) 0.0
Release of provisions 0.0 (0.2)
Other (0.1) 0.6
Provisions, ending balance $ 19.2 $ 16.1