v3.26.1
Common shares, treasury shares, and dividends - Narrative (Details) - USD ($)
 12 Months Ended 96 Months Ended
Jan. 31, 2026
Feb. 01, 2025
Feb. 03, 2024
Jan. 31, 2026
Class of Stock [Line Items]        
Common shares, par value (usd per share) $ 0.18 $ 0.18   $ 0.18
Stock Issued During Period, Shares, New Issues 0 0 0  
Amount repurchased $ 205,200,000 $ 138,000,000.0 $ 139,300,000  
Restricted Stock, Shares Issued Net of Shares for Tax Withholdings 2,800,000 1,000,000.0 700,000  
Treasury shares retired (in shares) 0 0 0  
Preferred Stock, Amount of Preferred Dividends in Arrears $ 0 $ 0 $ 0  
2017 Program        
Class of Stock [Line Items]        
Increase to authorized amount   200,000,000 263,000,000  
Stock repurchase program, authorized amount 2,100,000,000     $ 2,100,000,000
Amount repurchased 205,200,000 138,000,000.0 139,300,000 1,600,000,000
Remaining authorized repurchase amount $ 517,900,000     $ 517,900,000
Series A Redeemable Convertible Preferred Stock        
Class of Stock [Line Items]        
Dividends on redeemable convertible preferred shares   $ 1,300,000 $ 1,700,000