Segment Information - Revenue by Product Category, Net of Intercompany Balances (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenue from External Customer [Line Items]
Revenue	$ 2,654.6	$ 2,496.9	$ 2,227.8
Pumps and Complementary Products [Member]
Revenue from External Customer [Line Items]
Revenue	1,112.3	1,010.8	879.0
Pump Support and Maintenance Services [Member]
Revenue from External Customer [Line Items]
Revenue	96.0	96.6	76.8
Friction Products [Member]
Revenue from External Customer [Line Items]
Revenue	647.9	619.6	517.6
Shock Absorber Equipment [Member]
Revenue from External Customer [Line Items]
Revenue	121.3	102.0	107.0
Connectors Equipment [Member]
Revenue from External Customer [Line Items]
Revenue	392.3	394.9	375.4
CT Aerospace Products [Member]
Revenue from External Customer [Line Items]
Revenue	199.5	192.6	185.4
CT Industrial Products [Member]
Revenue from External Customer [Line Items]
Revenue	$ 85.3	$ 80.4	$ 86.6