Revenue Revenue - Disaggregated by Product Type and Segment (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Disaggregation of Revenue [Line Items]
Revenue	$ 2,745.1	$ 2,585.3	$ 2,405.4
Vehicle Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,100.6	1,022.8	915.0
Industrial Pumps [Member]
Disaggregation of Revenue [Line Items]
Revenue	598.7	560.0	565.7
Aerospace and Defense Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	378.0	357.6	358.2
Oil and Gas Pumps and Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	268.0	281.4	290.1
Industrial Components and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	247.6	227.4	222.0
Rail Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	152.2	136.1	54.4
Motion Technologies
Disaggregation of Revenue [Line Items]
Revenue	1,274.1	1,176.0	983.4
Motion Technologies | Vehicle Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	1,100.8	1,023.0	915.4
Motion Technologies | Industrial Pumps [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Motion Technologies | Aerospace and Defense Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	8.5	9.6	7.6
Motion Technologies | Oil and Gas Pumps and Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Motion Technologies | Industrial Components and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	12.6	7.3	6.0
Motion Technologies | Rail Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	152.2	136.1	54.4
Industrial Process
Disaggregation of Revenue [Line Items]
Revenue	827.1	807.2	830.1
Industrial Process | Vehicle Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Industrial Process | Industrial Pumps [Member]
Disaggregation of Revenue [Line Items]
Revenue	598.7	560.0	566.0
Industrial Process | Aerospace and Defense Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Industrial Process | Oil and Gas Pumps and Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	228.4	247.2	264.1
Industrial Process | Industrial Components and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Industrial Process | Rail Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Connect & Control Technologies
Disaggregation of Revenue [Line Items]
Revenue	646.6	605.6	596.3
Connect & Control Technologies | Vehicle Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Connect & Control Technologies | Industrial Pumps [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Connect & Control Technologies | Aerospace and Defense Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	369.5	348.0	350.6
Connect & Control Technologies | Oil and Gas Pumps and Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	39.6	34.2	26.0
Connect & Control Technologies | Industrial Components and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	237.5	223.4	219.7
Connect & Control Technologies | Rail Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Eliminations
Disaggregation of Revenue [Line Items]
Revenue	(2.7)	(3.5)	(4.4)
Eliminations | Vehicle Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	(0.2)	(0.2)	(0.4)
Eliminations | Industrial Pumps [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	(0.3)
Eliminations | Aerospace and Defense Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Eliminations | Oil and Gas Pumps and Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	0.0	0.0	0.0
Eliminations | Industrial Components and Other [Member]
Disaggregation of Revenue [Line Items]
Revenue	(2.5)	(3.3)	(3.7)
Eliminations | Rail Components [Member]
Disaggregation of Revenue [Line Items]
Revenue	$ 0.0	$ 0.0	$ 0.0