Accounting Policies (Tables)

12 Months Ended

Apr. 30, 2024

Accounting Policies [Abstract]

Schedule of share-based payments

The following table summarizes amounts related to share-based payments.

	Year Ended April 30,
	2024		2023		2022
Share-based compensation expense included in SD&A	$	23.7	$	25.6	$	23.7
Share-based compensation expense included in other special project costs	0.2		—		(1.4)
Total share-based compensation expense	$	23.9	$	25.6	$	22.3
Related income tax benefit	$	5.6	$	6.0	$	5.3