Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation Plans (RSU Activity) (Details)

v3.24.2
Stock-Based Compensation Plans (RSU Activity) (Details) - $ / shares
shares in Millions
12 Months Ended
May 31, 2024
May 31, 2023
May 31, 2022
Time-Based RSUs [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Nonvested, Beginning balance 1.4    
Awards granted [1] 0.5    
Vested (0.5)    
Forfeited (0.1)    
Nonvested, Ending balance 1.3 1.4  
Nonvested, Beginning balance, Weighted-average grant-date fair value per share $ 102.13    
Granted, Weighted-average grant-date fair value per share 114.95 [1] $ 127.75 $ 109.81
Vested, Weighted-average grant-date fair value per share 90.99    
Forfeited, Weighted-average grant-date fair value per share 109.02    
Nonvested, Ending balance, Weighted-average grant-date fair value per share $ 110.51 $ 102.13  
Performance-Based RSUs [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Nonvested, Beginning balance 0.1    
Awards granted [1] 0.2    
Vested 0.0    
Forfeited 0.0    
Nonvested, Ending balance 0.3 0.1  
Nonvested, Beginning balance, Weighted-average grant-date fair value per share $ 107.88    
Granted, Weighted-average grant-date fair value per share 114.23 [1] $ 108.31 $ 103.59
Vested, Weighted-average grant-date fair value per share 107.4    
Forfeited, Weighted-average grant-date fair value per share 112.01    
Nonvested, Ending balance, Weighted-average grant-date fair value per share $ 110.26 $ 107.88  
[1] For performance-based RSUs, granted number assumes achievement of performance goals at target. Actual number of shares to be earned may differ from this amount.