Derivatives and Hedging Activities - Narrative (Details) lb in Millions	12 Months Ended
	Jun. 30, 2024 USD ($) lb	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]	Interest Expense, Nonoperating	Interest Expense, Nonoperating	Interest Expense, Nonoperating
Derivative contracts on a gross basis	$ 200,000
Derivative contracts liability on a gross basis	6,000,000.0
Cash collateral held by counterparties	0
Derivative losses included in AOCI	$ 1,500,000
Commodity contracts | Cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
Amounts of raw materials to be purchased from forward contracts (in lbs) | lb	2.0
Forward interest rate swaps | Cash flow hedges
Derivative Instruments, Gain (Loss) [Line Items]
Net gains (loss) recorded recognized in interest expense	$ 0.0	$ 0.0	$ 400,000