Segment Information - Schedule of Segment Reporting Information by Segment Assets (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Segment Reporting Information [Line Items]
Assets	$ 3,740.2	$ 3,386.1
Capital Expenditures	122.9	83.8	102.3
Depreciation and amortization	86.9	71.1	71.3
Industrial Process [Member]
Segment Reporting Information [Line Items]
Assets	1,132.7	1,044.8
Capital Expenditures	63.0	35.0	25.3
Depreciation and amortization	31.0	17.3	13.0
Motion Technologies [Member]
Segment Reporting Information [Line Items]
Assets	466.2	405.6
Capital Expenditures	31.7	27.1	33.3
Depreciation and amortization	29.6	27.8	27.3
Interconnect Solutions [Member]
Segment Reporting Information [Line Items]
Assets	364.6	362.6
Capital Expenditures	15.6	11.2	16.6
Depreciation and amortization	10.6	10.0	9.7
Control Technologies [Member]
Segment Reporting Information [Line Items]
Assets	344.7	347.0
Capital Expenditures	5.7	6.1	5.3
Depreciation and amortization	10.0	9.3	10.3
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Assets	1,432.0	1,226.1
Capital Expenditures	6.9	4.4	21.8
Depreciation and amortization	$ 5.7	$ 6.7	$ 11.0