Derivatives and Hedging (Details) - USD ($) $ in Millions	12 Months Ended
	May 31, 2022	May 31, 2021
Derivative [Line Items]
Unrealized gain (loss) on foreign currency derivatives	$ (0.1)	$ 1.8
Not Designated as Hedging Instrument [Member] | Foreign Currency Contract [Member]
Derivative [Line Items]
Notional amount of derivatives	$ 24.3	$ 28.8