Reporting Segments and Related Information - Geographic Information (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Revenues from External Customers and Long-Lived Assets [Line Items]
Maximum percentage in consolidated sales of countries outside the US other than Germany France Hungary and South Korea									5.00%
Investment in NSK-Warner	$ 200.1				$ 184.2				$ 200.1	$ 184.2
Net sales	2,123.1	$ 1,884.0	$ 2,031.9	$ 1,984.2	1,991.9	$ 2,032.1	$ 2,197.0	$ 2,084.1	8,023.2	8,305.1	$ 7,436.6
Long-lived assets	2,448.1				2,093.9				2,448.1	2,093.9	1,939.4
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									1,985.1	2,008.1	1,939.7
Long-lived assets	800.5				586.2				800.5	586.2	531.7
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									3,618.6	4,166.2	3,671.7
Long-lived assets	811.3				788.1				811.3	788.1	798.9
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									1,857.1	2,145.6	1,760.1
Long-lived assets	380.9				413.6				380.9	413.6	430.0
Hungary
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									500.5	518.1	451.5
Long-lived assets	112.4				73.2				112.4	73.2	66.9
France
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									339.2	405.2	327.6
Long-lived assets	41.4				42.5				41.4	42.5	44.4
Other Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									921.8	1,097.3	1,132.5
Long-lived assets	276.6				258.8				276.6	258.8	257.6
China
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									1,009.0	885.1	636.3
Long-lived assets	355.8				299.9				355.8	299.9	238.5
Mexico
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									741.7	623.0	563.5
Long-lived assets	218.6				185.9				218.6	185.9	165.2
Other Foreign [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Net sales									668.8	622.7	625.4
Long-lived assets	$ 261.9				233.8				$ 261.9	233.8	205.1
NSK Warner [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Equity investment in NSK Warner, percent	50.00%								50.00%
Investment in NSK-Warner	$ 158.7				$ 143.8				$ 158.7	$ 143.8	$ 168.0