Derivatives and Hedging Activities - Summary of the Gains (Losses) Related to Cash Flow Hedges (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Recognized in AOCI on Derivatives	$ (1.2)	$ (13.5)	$ (9.3)	$ (3.9)
Amount of (Loss) Gain Reclassified from AOCI into Income	(4.2)	1.0	(7.4)	8.9
Commodity contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of Loss Recognized in AOCI on Derivatives	(1.2)	(13.5)	(9.3)	(3.9)
Commodity contracts | Cost of sales
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (Loss) Gain Reclassified from AOCI into Income	$ (4.2)	$ 1.0	$ (7.4)	$ 8.9