Property And Equipment (Narrative) (Details) - USD ($) $ in Millions	2 Months Ended	12 Months Ended
	Jun. 30, 2021	Jun. 30, 2022	Apr. 30, 2021	Apr. 30, 2020
Property, Plant and Equipment [Abstract]
Depreciation and amortization expense of property and equipment	$ 10.8	$ 64.7	$ 73.4	$ 85.9
Outside of U.S.
Property, Plant and Equipment [Line Items]
Long-lived assets	$ 17.8	$ 15.4	$ 18.9