Consolidated Statements Of Operations And Comprehensive Income (Loss) - USD ($) shares in Millions, $ in Millions	3 Months Ended														12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016		Jun. 30, 2016		Mar. 31, 2016		Dec. 31, 2015	Sep. 26, 2015		Jun. 27, 2015		Mar. 28, 2015		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net sales	$ 1,188.1	$ 1,210.7		$ 1,301.2		$ 1,190.0		$ 1,289.0	$ 1,112.8		$ 1,167.1		$ 1,047.5		$ 4,890.0	$ 4,616.4	$ 4,666.8
Cost of goods sold															3,095.9	3,017.6	3,046.3
Gross profit	440.1	440.9		481.8		431.3		432.5	394.7		415.3		356.3		1,794.1	1,598.8	1,620.5
Selling, general and administrative															979.3	884.0	985.6
Research and development															114.1	98.7	96.4
Operating income	161.8	182.8		203.4		152.7		171.7	152.9		170.8		120.7		700.7	616.1	538.5
Other (income) expense
Loss on sale of businesses, net															3.9	3.2	0.2
Equity income of unconsolidated subsidiaries															(4.3)	(1.5)	(1.2)
Interest Income, Operating															8.3	4.7	2.3
Interest expense															148.4	106.6	70.9
Income from continuing operations before income taxes															561.0	512.5	470.9
Provision for income taxes															109.4	115.4	114.3
Net income from continuing operations	109.6	117.5		132.7		91.8		104.0	94.7		118.4		80.0		451.6	397.1	356.6
Income (loss) from discontinued operations, net of tax															70.0	(466.8)	244.0
Gain (loss) from sale / impairment of discontinued operations, net of tax	0.0	0.6		0.0		0.0		(1.9)	0.0		(4.8)		0.0		0.6	(6.7)	(385.7)
Net income (loss)	$ 131.0	$ 141.0		$ 142.8		$ 107.4		$ (453.3)	$ 115.2		$ 147.8		$ 113.9		522.2	(76.4)	214.9
Comprehensive income (loss), net of tax
Net income (loss)															522.2	(76.4)	214.9
Changes in cumulative translation adjustment															(83.0)	(264.9)	(336.3)
Changes in market value of derivative financial instruments, net of $1.9, $0.5 and $1.1 tax, respectively															(8.3)	0.2	(0.4)
Comprehensive income (loss)															$ 430.9	$ (341.1)	$ (121.8)
Earnings (loss) per ordinary share
Income (Loss) from Continuing Operations, Per Basic Share	$ 0.60	$ 0.65		$ 0.73		$ 0.50		$ 0.58	$ 0.53		$ 0.66		$ 0.44		$ 2.49	$ 2.20	$ 1.87
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Basic Share	0.12	0.13		0.06		0.09		(3.10)	0.11		0.16		0.19		0.39	(2.62)	(0.74)
Earnings Per Share, Basic	0.72	0.78	[1]	0.79	[1]	0.59	[1]	(2.52)	0.64	[1]	0.82	[1]	0.63	[1]	2.88	(0.42)	1.13
Income (Loss) from Continuing Operations, Per Diluted Share	0.60	0.64		0.73		0.50		0.58	0.52		0.65		0.44		2.47	2.17	1.84
Income (Loss) from Discontinued Operations and Disposal of Discontinued Operations, Net of Tax, Per Diluted Share	0.11	0.13		0.05		0.09		(3.10)	0.11		0.16		0.18		0.38	(2.59)	(0.73)
Diluted	$ 0.71	$ 0.77	[1]	$ 0.78	[1]	$ 0.59	[1]	$ (2.52)	$ 0.63	[1]	$ 0.81	[1]	$ 0.62	[1]	$ 2.85	$ (0.42)	$ 1.11
Weighted average ordinary shares outstanding
Basic (shares)															181.3	180.3	190.6
Diluted (shares)															183.1	182.6	193.7

[1] Amounts may not total to annual earnings because each quarter and year are calculated separately based on basic and diluted weighted-average ordinary shares outstanding during that period