Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 29, 2024	Mar. 31, 2023
Income Statement [Abstract]
Sales	$ 623.6	$ 627.2
Cost of sales	267.3	264.5
Gross profit	356.3	362.7
Operating expenses:
Selling, general and administrative	284.9	266.1
Research and development	23.3	24.5
Operating profit	48.1	72.1
Nonoperating (expense) income:
Other income, net	0.1	0.3
Interest expense, net	(12.9)	(16.7)
Income before income taxes	35.3	55.7
Income tax expense	11.7	11.9
Net income	$ 23.6	$ 43.8
Earnings per share:
Earnings - basic (in USD per share)	$ 0.14	$ 0.27
Earnings - diluted (in USD per share)	$ 0.14	$ 0.25
Average common stock and common equivalent shares outstanding:
Basic (in shares)	171.9	163.6
Diluted (in shares)	173.4	177.4