CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Statement of Comprehensive Income [Abstract]
Net loss	$ (6.9)	$ (14.8)
Other comprehensive income (loss), net of tax
Pension and postretirement benefits, net of tax of $(0.5) and $(0.4), respectively	1.0	1.1
Net (loss) gain on derivative instruments, net of tax of $1.6 and $(0.4), respectively	(5.3)	1.1
Foreign currency translation	(3.3)	(2.1)
Other comprehensive (loss) income, net of tax	(7.6)	0.1
Comprehensive loss, net of tax	$ (14.5)	$ (14.7)