CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023
Income Statement [Abstract]
Net sales	$ 717.6	$ 651.9
Cost of sales	541.3	527.8
Gross profit	176.3	124.1
Selling, general and administrative expenses	59.1	55.1
Restructuring and asset impairment charges	3.6	0.0
Operating income	113.6	69.0
Interest expense, net	12.4	12.7
Other expense, net	0.1	4.0
Income before income taxes	101.1	52.3
Income tax expense	16.3	8.4
Net income	$ 84.8	$ 43.9
EARNINGS PER COMMON SHARE:
Basic (in dollars per share)	$ 1.69	$ 0.89
Diluted (in dollars per share)	$ 1.67	$ 0.88
WEIGHTED AVERAGE COMMON SHARES OUTSTANDING:
Basic (in shares)	50.1	49.2
Diluted (in shares)	50.7	49.9