v3.26.1
Capital Stock - Additional Information (Details) - USD ($)
$ in Millions
12 Months Ended
Feb. 28, 2026
Feb. 28, 2025
Feb. 29, 2024
Apr. 06, 2026
May 08, 2025
Feb. 28, 2023
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common shares repurchased $ (60.7) $ 0.0 $ 0.0      
Conversion of stock (in shares) 51,500,000          
Common Stock, Shares, Outstanding 587,431,120 596,230,655        
Percentage of Entity Public Float as of May 5, 2025         4.70%  
Share Repurchase Program, Authorized, Number of Shares         27,900,000  
Share Repurchase Program, Excise Tax $ 0.7          
Senior Notes            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Conversion of stock (in shares) 52,000,000          
Capital Stock and Additional Paid-In Capital [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Stock Repurchased and Retired During Period, Value $ (77.6)          
Common Stock, Shares, Outstanding 587,431,000 596,231,000 589,233,000     582,157,000
Voting Common Stock [Member] | Subsequent Event [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common Stock, Shares, Outstanding       588,000,000    
Restricted Share Units (RSUs) | Subsequent Event [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common Stock, Shares, Outstanding       13,700,000    
Deferred Share Unit            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Deferred share units issued 510,923          
Deferred share units redeemed 356,666          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number 1,800,000 1,600,000        
Liability related to deferred share unit plan $ 6.0 $ 7.7        
Deferred Share Unit | Subsequent Event [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common Stock, Shares, Outstanding       1,800,000