Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Sales		$ 2,569.1	$ 2,508.9	$ 1,929.1
Cost of sales		1,094.3	1,082.4	874.3
Gross profit		1,474.8	1,426.5	1,054.8
Operating expenses:
Selling, general and administrative		1,055.5	1,019.8	924.6
Research and development		100.1	100.5	86.7
Operating profit		319.2	306.2	43.5
Nonoperating income (expense):
Other income (expense)		3.1	2.4	(1.0)
Interest expense, net		(38.4)	(54.1)	(62.5)
Income (loss) before income taxes		283.9	254.5	(20.0)
Income tax expense (benefit)		45.9	(9.0)	(62.5)
Income from continuing operations, net of tax		238.0	263.5	42.5
Income (loss) from discontinued operations, net of tax (Note 4)		5.1	77.0	(9.2)
Net income		$ 243.1	$ 340.5	$ 33.3
Earnings per share:
Earnings from continuing operations - basic (in USD per share)		$ 1.46	$ 1.63	$ 0.27
Earnings from continuing operations - diluted (in USD per share)		1.34	1.48	0.26
Earnings (loss) from discontinued operations - basic (in USD per share)		0.03	0.48	(0.06)
Earnings (loss) from discontinued operations - diluted (in USD per share)		0.03	0.43	(0.06)
Earnings - basic (in USD per share)		1.49	2.11	0.21
Earnings - diluted (in USD per share)	[1]	$ 1.37	$ 1.92	$ 0.20
Average common stock and common equivalent shares outstanding:
Basic (in shares)		162.9	161.2	159.6
Diluted (in shares)		177.6	177.6	164.1

[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.