Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2023	Feb. 28, 2022
Condensed Consolidated Statements of Comprehensive Income
Net income	$ 21.8	$ 22.5	$ 67.0	$ 54.8
Other comprehensive income (loss), net of tax:
Currency translation adjustments	0.7	(0.5)	(2.9)	(5.0)
Pension and other post-retirement plans, net of tax	0.1	2.6	0.5	3.2
Other comprehensive income (loss), net of tax	0.8	2.1	(2.4)	(1.8)
Comprehensive income	$ 22.6	$ 24.6	$ 64.6	$ 53.0