CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Parentheticals) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023
Statement of Comprehensive Income [Abstract]
Net unrealized derivative gain (loss) on cash flow hedges, tax expense (benefit)	$ (0.3)	$ 0.3	$ 0.1	$ (0.4)
Pension and other post-employment benefits (losses), tax expense (benefit)	$ 1.3	$ (0.4)	$ 0.9	$ 0.5