CONSOLIDATED STATEMENTS OF OPERATIONS (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Income Statement [Abstract]
Net sales	$ 288.1	$ 271.9	$ 561.3	$ 529.4
Cost of sales	163.3	152.9	318.3	304.2
Gross profit	124.8	119.0	243.0	225.2
Operating expenses:
Selling, general and administrative	79.2	70.3	154.9	147.7
Other	(0.1)	0.7	0.6	1.5
Total operating expenses	79.1	71.0	155.5	149.2
Operating income	45.7	48.0	87.5	76.0
Interest expense	(9.0)	(10.7)	(18.2)	(21.0)
Interest income	1.5	1.2	2.7	3.3
Other expense	(2.7)	(2.1)	(4.2)	(7.6)
Income before income taxes	35.5	36.4	67.8	50.7
Income tax expense	(9.1)	(9.7)	(16.9)	(11.5)
Net income	26.4	26.7	50.9	39.2
Comprehensive income	$ 36.8	$ 18.6	$ 74.8	$ 27.6
Basic earnings per share (in dollars per share)	$ 1.26	$ 1.27	$ 2.42	$ 1.87
Diluted earnings per share (in dollars per share)	$ 1.25	$ 1.27	$ 2.40	$ 1.86