Quarterly report pursuant to Section 13 or 15(d)

Other Income/(Expense), Net (Schedule of Other Income/(Expense), Net) (Details)

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Other Income/(Expense), Net (Schedule of Other Income/(Expense), Net) (Details) - USD ($)
$ in Millions
 3 Months Ended
Aug. 31, 2023
Aug. 31, 2022
Other Income and Expenses [Abstract]    
Interest income on corporate investments $ 21.5 $ 5.4
Interest expense (9.4) (9.1)
Other 0.7 0.1
Other income/(expense), net $ 12.8 $ (3.6)