Derivatives and Hedging Activities - Summary of effect of derivative instruments on income (Details) - USD ($) $ in Millions	3 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Derivative Instruments, Gain (Loss) [Line Items]
Cost of sales	$ 468.1	$ 362.4
Interest expense, net	12.6	10.2
Amount of gain reclassified from AOCI to income	6.7	(1.7)
Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	6.7	(1.8)
Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Total gain (loss)	0.0	0.1
Commodity contracts | Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain reclassified from AOCI to income	6.7	(1.8)
Commodity contracts | Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain reclassified from AOCI to income	0.0	0.0
Interest Rate Swaps | Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain reclassified from AOCI to income	0.0	0.0
Interest Rate Swaps | Interest expense, net
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain reclassified from AOCI to income	$ 0.0	$ 0.1