Condensed Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	3 Months Ended
	Aug. 31, 2023	Aug. 31, 2022
Condensed Consolidated Statements of Comprehensive Income
Net income (loss)	$ (0.6)	$ 22.7
Other comprehensive income (loss), net of tax:
Currency translation adjustments	0.5	(3.3)
Pension and other post-retirement plans, net of tax	14.9	0.2
Other comprehensive income (loss), net of tax	15.4	(3.1)
Comprehensive income	$ 14.8	$ 19.6