Segment Revenue, Operating Income, and Operating Margin (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2018	Dec. 31, 2017		Dec. 31, 2016
Segment Reporting Information [Line Items]
Revenue		$ 2,745.1	$ 2,585.3		$ 2,405.4
Operating Income	[1]	$ 397.3	$ 319.3		$ 276.6
Operating margin		14.50%	12.40%		11.50%
Industrial Process
Segment Reporting Information [Line Items]
Revenue		$ 827.1	$ 807.2		$ 830.1
Operating Income		$ 91.4	$ 65.8	[1]	$ 39.6	[1]
Operating margin		11.10%	8.20%		4.80%
Motion Technologies
Segment Reporting Information [Line Items]
Revenue		$ 1,274.1	$ 1,176.0		$ 983.4
Operating Income		$ 223.4	$ 190.2	[1]	$ 171.3	[1]
Operating margin		17.50%	16.20%		17.40%
Connect & Control Technologies
Segment Reporting Information [Line Items]
Revenue		$ 646.6	$ 605.6		$ 596.3
Operating Income		$ 96.5	$ 68.4	[1]	$ 66.3	[1]
Operating margin		14.90%	11.30%		11.10%
Total segment results
Segment Reporting Information [Line Items]
Revenue		$ 2,747.8	$ 2,588.8		$ 2,409.8
Operating Income		$ 411.3	$ 324.4	[1]	$ 277.2	[1]
Operating margin		15.00%	12.50%		11.50%
Asbestos-related (expense) benefit, net
Segment Reporting Information [Line Items]
Operating Income		$ (4.9)	$ 19.9		$ 25.6
Gain on sale of long-lived assets(b)
Segment Reporting Information [Line Items]
Operating Income	[2]	38.5	0.0		0.6
Eliminations / Other corporate costs
Segment Reporting Information [Line Items]
Revenue		(2.7)	(3.5)		(4.4)
Operating Income	[1]	(47.6)	(25.0)		(26.8)
Total Eliminations / Corporate and Other costs
Segment Reporting Information [Line Items]
Revenue		(2.7)	(3.5)		(4.4)
Operating Income	[1]	$ (14.0)	$ (5.1)		$ (0.6)

[1] (a)Operating income and operating margin for the years ended December 31, 2017 and 2016 has been restated to reflect the adoption of ASU 2017-07. Refer to Note 2, Recent Accounting Pronouncements for further information.

[2] (b)Excludes gain on sale of long-lived assets presented within segment results of $2.2, $0.9, and $0.3 for 2018, 2017, and 2016, respectively.