Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Statement [Abstract]
Net sales	$ 1,328.5	$ 1,151.2	$ 2,595.6	$ 2,325.1
Cost of sales	927.8	761.3	1,793.8	1,544.7
Gross profit	400.7	389.9	801.8	780.4
Selling, general and administrative expenses	192.0	184.5	380.9	378.6
Amortization expense of intangible assets	9.7	9.3	19.4	18.3
Restructuring charges	2.1	10.1	2.1	10.7
Operating profit	196.9	186.0	399.4	372.8
Interest expense, net	(42.1)	(43.3)	(85.2)	(87.7)
Other (expense) income, net	(0.4)	2.2	0.6	7.0
Earnings before income tax provision	154.4	144.9	314.8	292.1
Income tax provision	45.8	44.6	100.4	77.3
Net earnings from continuing operations	108.6	100.3	214.4	214.8
(Loss) Gain on sale of discontinued operations, net of tax	(0.5)	(0.2)	3.8	11.9
Net earnings	$ 108.1	$ 100.1	$ 218.2	$ 226.7
Basic:
Continuing operations (in dollars per share)	$ 0.71	$ 0.64	$ 1.40	$ 1.38
Discontinued operations (in dollars per share)	0	0	0.03	0.08
Basic net earnings per common share (in dollars per share)	0.71	0.64	1.43	1.46
Diluted:
Continuing operations (in dollars per share)	0.71	0.64	1.39	1.38
Discontinued operations (in dollars per share)	0	0	0.03	0.08
Net earnings per common share - diluted (n dollars per share)	$ 0.71	$ 0.64	$ 1.42	$ 1.46
Weighted average number of common shares outstanding:
Basic (in shares)	151.4	155.6	152.8	155.1
Diluted (in shares)	152.7	155.9	154.0	155.4