Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended			6 Months Ended
	Jul. 01, 2022	Jul. 02, 2021		Jul. 01, 2022	Jul. 02, 2021
Income Statement [Abstract]
Sales	$ 645.8	$ 637.2		$ 1,277.2	$ 1,249.8
Cost of sales	276.0	268.6		533.3	522.8
Gross profit	369.8	368.6		743.9	727.0
Operating expenses:
Selling, general and administrative	279.5	259.4		537.7	496.9
Research and development	25.1	25.9		49.5	51.7
Operating profit	65.2	83.3		156.7	178.4
Nonoperating income (expense):
Other income	0.3	0.3		0.6	0.6
Interest expense, net	(6.4)	(13.6)		(12.3)	(31.6)
Income before income taxes	59.1	70.0		145.0	147.4
Income tax expense (benefit)	14.6	(9.0)		30.1	6.6
Income from continuing operations, net of tax	44.5	79.0		114.9	140.8
Income from discontinued operations, net of tax (refer to Note 3)	2.6	11.1		7.1	21.0
Net income	$ 47.1	$ 90.1		$ 122.0	$ 161.8
Earnings per share:
Earnings from continuing operations - basic (in USD per share)	$ 0.27	$ 0.49		$ 0.71	$ 0.88
Earnings from continuing operations - diluted (in USD per share)	0.25	0.44		0.64	0.79
Earnings from discontinued operations - basic (in USD per share)	0.02	0.07		0.04	0.13
Earnings from discontinued operations - diluted (in USD per share)	0.01	0.06		0.04	0.12
Earnings - basic (in USD per share)	0.29	0.56		0.75	1.01
Earnings - diluted (in USD per share)	$ 0.26	$ 0.51	[1]	$ 0.68	$ 0.91
Average common stock and common equivalent shares outstanding:
Basic (in shares)	162.9	161.2		162.6	160.8
Diluted (in shares)	178.5	178.4		179.2	177.2

[1] * Earnings per share is computed independently for earnings per share from continuing operations and earnings per share from discontinued operations. The sum of earnings per share from continuing operations and earnings per share from discontinued operations does not equal earnings per share due to rounding.