Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Apr. 03, 2026	Mar. 28, 2025
Income Statement [Abstract]
Sales	$ 705.5	$ 616.9
Cost of sales	315.4	280.9
Gross profit	390.1	336.0
Operating expenses:
Selling, general and administrative	297.6	271.7
Research and development	30.0	25.3
Operating profit	62.5	39.0
Nonoperating (expense) income:
Other expense, net	(2.9)	(0.7)
Interest expense, net	(7.4)	(9.3)
Income before income taxes	52.2	29.0
Income tax expense	13.5	11.0
Net income	$ 38.7	$ 18.0
Earnings per share:
Basic (in USD per share)	$ 0.24	$ 0.10
Diluted (in USD per share)	$ 0.23	$ 0.10
Average common stock and common equivalent shares outstanding:
Basic (in shares)	163.9	172.4
Diluted (in shares)	166.4	173.6