Annual report pursuant to Section 13 and 15(d)

Stock-Based Compensation Plans (Other Information Pertaining to LTIP Performance-Based Stock Options) (Details)

v3.24.2
Stock-Based Compensation Plans (Other Information Pertaining to LTIP Performance-Based Stock Options) (Details) - USD ($)
$ in Millions
12 Months Ended
May 31, 2024
May 31, 2023
May 31, 2022
LTIP Performance-Based Stock Options [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Total intrinsic value of stock options exercised $ 5.2 $ 0.7 $ 16.0