Consolidated and Combined Balance Sheets (Parenthetical) - USD ($) $ in Millions	May 31, 2024	May 31, 2023
Statement of Financial Position [Abstract]
Receivables, allowances	$ 3.2	$ 2.6
Other intangible assets, accumulated amortization	$ 45.3	$ 38.9
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	49,331,514	100
Common shares, shares outstanding	49,331,514	100
Accumulated other comprehensive loss, taxes	$ (1.7)	$ (2.6)