Income Taxes (Details) - USD ($) $ in Millions	12 Months Ended
Apr. 30, 2025	Apr. 30, 2024	Apr. 30, 2023
Income (loss) before income taxes
Domestic	$ (1,087.6)	$ 975.8	$ (23.6)
Foreign	40.8	20.6	14.4
Income (Loss) Before Income Taxes	$ (1,046.8)	$ 996.4	$ (9.2)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details