Employee Benefit Plans - Balance Sheet Impact (Details) - USD ($) $ in Millions	Jun. 30, 2026	Jun. 30, 2025
Retirement Benefits [Abstract]
Noncurrent assets	$ 431.1	$ 334.2
Current liabilities	(6.5)	(5.9)
Noncurrent liabilities	(102.8)	(108.7)
Net amount recognized	$ 321.8	$ 219.6

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

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+ Details