Employee Benefit Plans - Balance Sheet Impact (Details) - USD ($) $ in Millions	Jun. 30, 2025	Jun. 30, 2024
Retirement Benefits [Abstract]
Noncurrent assets	$ 334.2	$ 286.3
Current liabilities	(5.9)	(11.1)
Noncurrent liabilities	(108.7)	(101.8)
Net amount recognized	$ 219.6	$ 173.4

Amount of asset, recognized in statement of financial position, for overfunded defined benefit pension and other postretirement plans.

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Name:	us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant