CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Income Statement [Abstract]
Net sales	$ 833.5	$ 686.5	$ 2,409.5	$ 2,077.6
Net sales
Cost of sales	509.1	443.3	1,456.5	1,339.9
Selling, general and administrative	187.3	164.6	552.2	519.1
Acquisition-related and integration charges	0.0	2.7	0.0	10.3
Restructuring (gains) charges, net	(1.1)	0.0	(14.3)	22.0
Operating profit	138.2	75.9	415.1	186.3
Other income (expense):
Interest income	0.2	0.6	1.1	1.3
Interest expense	(11.0)	(14.4)	(36.0)	(41.3)
Miscellaneous income, net	3.6	4.4	17.2	10.6
Total other expense	(7.2)	(9.4)	(17.7)	(29.4)
Income from continuing operations before income taxes	131.0	66.5	397.4	156.9
Provision for income taxes	19.6	17.1	71.9	36.6
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	111.4	49.4	325.5	120.3
Net income from continuing operations attributable to common shareholders	5.2	7.2	37.8	13.9
Net income attributable to common shareholders	$ 116.6	$ 56.6	$ 363.3	$ 134.2
Earnings per basic share:
Earnings per basic share from continuing operations (in dollars per share)	$ 1.90	$ 0.85	$ 5.56	$ 2.06
Earnings per basic share from discontinued operations (in dollars per share)	0.09	0.12	0.65	0.24
Earnings per basic share (in dollars per share)	1.99	0.97	6.21	2.30
Earnings per diluted share:
Earnings per diluted share from continuing operations (in dollars per share)	1.87	0.84	5.50	2.04
Earnings per diluted share from discontinued operations (in dollars per share)	0.09	0.13	0.64	0.24
Earnings per diluted share (in dollars per share)	$ 1.96	$ 0.97	$ 6.14	$ 2.28
Average shares outstanding:
Average basic shares outstanding (in shares)	58.7	58.1	58.5	58.4
Average diluted shares outstanding (in shares)	59.5	58.5	59.2	58.9
Dividends per share (in dollars per share)	$ 0.43	$ 0.43	$ 1.29	$ 1.29