Consolidated and Combined Balance Sheets (Parenthetical) - USD ($) $ in Millions	Nov. 30, 2024		May 31, 2024
Statement of Financial Position [Abstract]
Receivables, allowances	$ 4.9		$ 3.2
Other intangible assets, accumulated amortization	$ 48.4		$ 45.3
Preferred shares, without par value
Preferred shares, shares authorized	1,000,000		1,000,000
Preferred shares, shares issued	0		0
Preferred shares, shares outstanding	0		0
Common stock, without par value
Common shares, authorized	150,000,000		150,000,000
Common shares, shares issued	49,482,982		49,331,514
Common shares, shares outstanding	49,482,982	[1]	49,331,514
Accumulated other comprehensive income (loss), taxes	$ (1.5)		$ (1.7)

[1] Prior to the third quarter of fiscal 2024, reported Weighted average common shares outstanding (Basic) and Common shares outstanding at end of period reflect the basic common shares at the Separation. This share amount is being utilized for the calculation of basic earnings per common share for periods presented prior to the Separation.