Business Combinations - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended		1 Months Ended		1 Months Ended		3 Months Ended	6 Months Ended	3 Months Ended	6 Months Ended		1 Months Ended		3 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Apr. 30, 2014 Vision Oil Tools, LLC	Jun. 30, 2014 Vision Oil Tools, LLC	Jan. 31, 2014 LT Energy Services	Feb. 28, 2014 Wildcat Wireline LLC	Jun. 30, 2014 Eagle Ford and Permian basins Entity	Jun. 30, 2014 Marcellus/Utica basin Entity	Jun. 30, 2014 Energy Services	Jun. 30, 2014 Energy Services	Dec. 31, 2013 Energy Services	Jun. 30, 2014 EMTEQ, Inc.	Jun. 30, 2014 F+E Fischer + Entwicklungen GmbH and Co. KG	Jun. 30, 2014 Smaller business Entity	Jun. 30, 2014 Manufacturing
Business Acquisition [Line Items]
Cash paid for business acquisition			$ 140.0		$ 102.5	$ 153.4	$ 70.7	$ 45.0			$ 114.0
Additional cash payment for business acquisition			35.0				67.0
Number of acquisitions							1	1						1
Recorded liability, amount				35.0			67.0
Purchase price, net of cash acquired	1,042.7	3.5										256.3	212.3	63.0
Acquisitions revenues									$ 90.4	$ 134.9					$ 10.7