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Other Expense, Net (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Nov. 10, 2015	Jan. 29, 2015
Asbestos-related charge									$ 703.6	$ 0.0	$ 0.0
Loss on divestiture	$ 20.6								127.1	0.0	0.0
Restructuring expense		$ 1.3	$ 19.2	$ 6.4	$ 24.4	$ 6.3	$ 10.5	$ 9.4	26.9	65.7	90.8
Merger and acquisition expense	4.8	5.9	7.2	5.8	17.9	3.9			23.7	21.8	0.0
Intangible asset impairment									12.6	0.0	10.3
Pension settlement loss									0.0	25.7	3.1
Gain on previously held equity interest									0.0	(10.8)	0.0
Other									(4.2)	(1.0)	(10.4)
Other expense, net	741.9	$ 111.1	$ 25.0	$ 11.7	68.0	$ 13.1	$ 19.1	$ 1.2	889.7	101.4	$ 93.8
Asbestos-related liabilities	827.6				60.8				827.6	60.8
Asbestos-related charge, net of tax									440.6
United States Pension Plan of US Entity [Member]
Loss on divestiture	20.6
Pension Benefit Obligation Settled										48.1
Pension plan assets transferred										48.1
Remy International Inc. [Member]
Business acquisition, percentage of voting interests acquired												100.00%
BERU Diesel Start Systems Pvt. Ltd.
Business acquisition, percentage of voting interests acquired													51.00%
Asbestos Issue [Member]
Asbestos-related liabilities	$ 879.3				$ 108.5				$ 879.3	$ 108.5

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