Contingencies (Details) $ in Millions	12 Months Ended
	Jun. 30, 2023 USD ($)
Loss Contingencies [Line Items]
Reserve for environmental matters	$ 149.4
Environmental Loss Contingency Statement Of Financial Position Extensible Enumeration Not Disclosed Flag	environmental matters
Environmental Issue
Loss Contingencies [Line Items]
Largest range for any one site	$ 27.8
Environmental Issue | Minimum
Loss Contingencies [Line Items]
Estimated total liability for environmental sites	149.4
Environmental Issue | Maximum
Loss Contingencies [Line Items]
Estimated total liability for environmental sites	$ 251.5