Condensed Consolidated Statements of Operations and Comprehensive Income - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Statement [Abstract]
Net sales	$ 713.3	$ 799.5	$ 1,423.3	$ 1,488.4
Cost of goods sold	468.2	512.8	926.6	966.1
Gross profit	245.1	286.7	496.7	522.3
Selling, general and administrative expenses	116.7	132.2	248.6	279.5
Research and development expenses	17.3	20.7	36.3	41.4
Operating income	111.1	133.8	211.8	201.4
Other (income) expense:
Loss (gain) on sale of businesses	0.1	0.1	0.1	(3.4)
Net interest expense	7.7	9.4	14.6	16.7
Other (income) expense	(0.3)	(12.9)	0.9	(12.3)
Income from continuing operations before income taxes	103.6	137.2	196.2	200.4
Provision for income taxes	29.8	22.1	49.7	32.9
Net income from continuing operations	73.8	115.1	146.5	167.5
Loss from discontinued operations, net of tax	(1.7)	(0.8)	(1.7)	(1.9)
Net income	72.1	114.3	144.8	165.6
Comprehensive income, net of tax
Net income	72.1	114.3	144.8	165.6
Changes in cumulative translation adjustment	28.2	(0.9)	(9.6)	(2.5)
Changes in market value of derivative financial instruments, net of tax	(17.8)	(3.4)	21.3	0.9
Comprehensive income	$ 82.5	$ 110.0	$ 156.5	$ 164.0
Basic
Continuing operations (in dollars per share)	$ 0.44	$ 0.68	$ 0.88	$ 0.98
Discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.01)	(0.01)
Basic earnings (loss) per ordinary share (in dollars per share)	0.43	0.67	0.87	0.97
Diluted
Continuing operations (in dollars per share)	0.44	0.68	0.87	0.98
Discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.01)	(0.01)
Diluted earnings (loss) per ordinary share (in dollars per share)	$ 0.43	$ 0.67	$ 0.86	$ 0.97
Weighted average ordinary shares outstanding
Basic (shares)	165.8	169.8	166.8	170.6
Diluted (shares)	166.4	170.5	167.5	171.4