v3.26.1
Contingencies and Commitments (Details)
£ in Millions, $ in Millions
6 Months Ended
Apr. 30, 2026
USD ($)
Mar. 02, 2026
GBP (£)
Loss Contingencies [Line Items]    
Loss contingency, loss in period $ 271.6  
Accrued litigation liability 324.1  
Insurance recoveries 52.5  
Operating leases not yet commenced    
Loss Contingencies [Line Items]    
Undiscounted lease payments $ 140.2  
Minimum    
Loss Contingencies [Line Items]    
Loss contingency, range of possible loss | £   £ 0.0
Lease term (in years) 20 years  
Maximum    
Loss Contingencies [Line Items]    
Loss contingency, range of possible loss | £   £ 71.7
Lease term (in years) 24 years