Segment Information, Geographic and Product Data - Schedule of Net Sales by Geographic Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Geographic Data
Net sales	$ 2,877.1	$ 2,759.7	$ 2,550.3
United States
Geographic Data
Net sales	1,699.9	1,623.0	1,556.2
Europe
Geographic Data
Net sales	596.2	503.8	437.3
Asia Pacific
Geographic Data
Net sales	344.4	391.3	319.5
Mexico
Geographic Data
Net sales	121.5	120.1	124.0
Canada
Geographic Data
Net sales	61.2	70.1	60.1
Other
Geographic Data
Net sales	$ 53.9	$ 51.4	$ 53.2