Restructuring (Narrative) (Details) $ in Millions	3 Months Ended	12 Months Ended
	Jul. 03, 2015 USD ($)	Dec. 31, 2016 USD ($) employees	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Jul. 01, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Goodwill, impairment loss, including other currency translation adjustments		$ 9.0	$ 3.9
Intangible asset impairment charges		7.5	1.7	$ 98.8
Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		21.4	17.7
North America [Member]
Restructuring Cost and Reserve [Line Items]
Goodwill, impairment loss, including other currency translation adjustments		7.4	0.0
Latin America [Member]
Restructuring Cost and Reserve [Line Items]
Goodwill, impairment loss, including other currency translation adjustments		0.0	0.0
Africa/Asia Pacific [Member]
Restructuring Cost and Reserve [Line Items]
Goodwill, impairment loss, including other currency translation adjustments		1.6	3.9
November 2015 Restructuring Program [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		65.8	8.6
November 2015 Restructuring Program [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 10.5	2.2
Number of employees | employees		370
Number of manufacturing employees | employees		260
Number of non-manufacturing employees | employees		110
November 2015 Restructuring Program [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 19.4	1.9
November 2015 Restructuring Program [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		35.9	4.5
November 2015 Restructuring Program [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		45.3	1.8
November 2015 Restructuring Program [Member] | North America [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		48.7	0.1
November 2015 Restructuring Program [Member] | North America [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		6.3	0.1
November 2015 Restructuring Program [Member] | North America [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		13.9
Goodwill, impairment loss, including other currency translation adjustments		7.4
November 2015 Restructuring Program [Member] | North America [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		28.5
November 2015 Restructuring Program [Member] | North America [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		41.3	0.0
November 2015 Restructuring Program [Member] | North America [Member] | Automotive Ignition Wire business [Member] | Disposed of by Sale [Member]
Restructuring Cost and Reserve [Line Items]
Cash consideration					$ 70.7
November 2015 Restructuring Program [Member] | North America [Member] | Automotive Ignition Wire business [Member] | Disposed of by Sale [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Gain (loss) on divestiture of operations		53.2
November 2015 Restructuring Program [Member] | North America [Member] | Prestolite Wire, LLC [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Intangible asset impairment charges		4.7
November 2015 Restructuring Program [Member] | Europe [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		13.7	6.7
November 2015 Restructuring Program [Member] | Europe [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		3.4	1.4
November 2015 Restructuring Program [Member] | Europe [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		3.7	1.0
November 2015 Restructuring Program [Member] | Europe [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		6.6	4.3
November 2015 Restructuring Program [Member] | Europe [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		3.2	1.7
November 2015 Restructuring Program [Member] | Latin America [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		3.4	1.8
November 2015 Restructuring Program [Member] | Latin America [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.8	0.7
November 2015 Restructuring Program [Member] | Latin America [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1.8	0.9
November 2015 Restructuring Program [Member] | Latin America [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.8	0.2
November 2015 Restructuring Program [Member] | Latin America [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.8	0.1
July 2014 Restructuring Program [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		11.6	42.0	166.3
July 2014 Restructuring Program [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 1.3	12.4	38.7
Number of employees | employees		1,430
Number of manufacturing employees | employees		1,110
Number of non-manufacturing employees | employees		320
July 2014 Restructuring Program [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 2.0	15.8	117.5
July 2014 Restructuring Program [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		8.3	13.8	10.1
July 2014 Restructuring Program [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		3.5	24.9	14.6
July 2014 Restructuring Program [Member] | North America [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		6.0	11.9	6.8
July 2014 Restructuring Program [Member] | North America [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1.0	8.2	2.2
July 2014 Restructuring Program [Member] | North America [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.7	0.6	3.2
July 2014 Restructuring Program [Member] | North America [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		4.3	3.1	1.4
July 2014 Restructuring Program [Member] | North America [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.3	5.5	0.5
July 2014 Restructuring Program [Member] | Europe [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2.7	22.1	115.6
July 2014 Restructuring Program [Member] | Europe [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			2.7	33.4
July 2014 Restructuring Program [Member] | Europe [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			10.8	80.1
July 2014 Restructuring Program [Member] | Europe [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2.7	8.6	2.1
July 2014 Restructuring Program [Member] | Europe [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2.0	14.7	10.4
July 2014 Restructuring Program [Member] | Europe [Member] | Disposed of by Sale [Member] | Spain [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Proceeds from divestiture of businesses	$ 1.8
Gain on disposition	$ (11.6)
July 2014 Restructuring Program [Member] | Latin America [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		2.9	7.9	28.7
July 2014 Restructuring Program [Member] | Latin America [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.3	1.0	2.7
July 2014 Restructuring Program [Member] | Latin America [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1.3	4.4	20.9
July 2014 Restructuring Program [Member] | Latin America [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1.3	2.5	5.1
July 2014 Restructuring Program [Member] | Latin America [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		1.2	4.5	3.4
July 2014 Restructuring Program [Member] | Africa/Asia Pacific [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		0.0	0.1	15.2
July 2014 Restructuring Program [Member] | Africa/Asia Pacific [Member] | Employee Separation Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			0.5	0.4
July 2014 Restructuring Program [Member] | Africa/Asia Pacific [Member] | Asset-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges				13.3
July 2014 Restructuring Program [Member] | Africa/Asia Pacific [Member] | Other Costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			0.4	1.5
July 2014 Restructuring Program [Member] | Africa/Asia Pacific [Member] | Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 0.0	$ 0.2	$ 0.3