SEGMENT INFORMATION - Schedule of Segment Reporting Information by Segment Revenue (Detail) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)		Jun. 30, 2018 USD ($) Segment	Jun. 30, 2017 USD ($)
Segment Reporting Information [Line Items]
Number of Reportable Segments | Segment				3
Revenue	$ 696.8	$ 630.9		$ 1,386.1	$ 1,256.7
Operating income	$ 80.3	$ 59.1	[1]	$ 190.9	$ 116.1	[1]
Operating Margin	11.50%	9.40%	[1]	13.80%	9.20%	[1]
Total Segment Results [Member]
Segment Reporting Information [Line Items]
Revenue	$ 697.6	$ 632.0		$ 1,387.5	$ 1,258.7
Operating income	$ 106.2	$ 81.6	[1]	$ 208.0	$ 161.4	[1]
Operating Margin	15.20%	12.90%	[1]	15.00%	12.80%	[1]
Industrial Process [Member]
Segment Reporting Information [Line Items]
Revenue	$ 203.2	$ 192.3		$ 393.0	$ 378.4
Operating income	$ 23.4	$ 15.3	[1]	$ 40.3	$ 23.4	[1]
Operating Margin	11.50%	8.00%	[1]	10.30%	6.20%	[1]
Motion Technologies [Member]
Segment Reporting Information [Line Items]
Revenue	$ 330.3	$ 290.1		$ 672.5	$ 577.4
Operating income	$ 55.5	$ 52.1	[1]	$ 117.4	$ 107.1	[1]
Operating Margin	16.80%	18.00%	[1]	17.50%	18.50%	[1]
Connect & Control Technologies [Member]
Segment Reporting Information [Line Items]
Revenue	$ 164.1	$ 149.6		$ 322.0	$ 302.9
Operating income	$ 27.3	$ 14.2	[1]	$ 50.3	$ 30.9	[1]
Operating Margin	16.60%	9.50%	[1]	15.60%	10.20%	[1]
Total Eliminations / Corporate and Other costs
Segment Reporting Information [Line Items]
Revenue	$ (0.8)	$ (1.1)		$ (1.4)	$ (2.0)
Operating income	$ (25.9)	$ (22.5)	[1]	$ (17.1)	$ (45.3)	[1]
Operating Margin	0.00%	0.00%		0.00%	0.00%
Asbestos-related benefit (costs), net
Segment Reporting Information [Line Items]
Revenue	$ 0.0	$ 0.0		$ 0.0	$ 0.0
Operating income	$ (13.5)	$ (14.9)	[1]	$ 6.2	$ (29.8)
Operating Margin	0.00%	0.00%		0.00%	0.00%
Eliminations / Other corporate costs
Segment Reporting Information [Line Items]
Revenue	$ (0.8)	$ (1.1)		$ (1.4)	$ (2.0)
Operating income	$ (12.4)	$ (7.6)	[1]	$ (23.3)	$ (15.5)	[1]
Operating Margin	0.00%	0.00%		0.00%	0.00%

[1] (a)Operating income and operating margin for the three and six months ended June 30, 2017 has been restated to reflect the adoption of ASU 2017-07. Refer to Note 2, Recent Accounting Pronouncements for further information.