Goodwill and Other Intangible Assets - Goodwill (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Dec. 31, 2014
Goodwill [Roll Forward]
Balance	$ 3,455,814	$ 3,491,557
Acquisitions	2,076
Purchase price adjustments	8,152
Business disposition	(19,128)
Foreign currency translation	(26,843)
Balance	3,455,814
Energy Segment [Member]
Goodwill [Roll Forward]
Balance	1,053,231	1,048,735
Acquisitions	0
Purchase price adjustments	8,152
Business disposition	0
Foreign currency translation	(3,656)
Balance	1,053,231
Engineered Systems Segment [Member]
Goodwill [Roll Forward]
Balance	1,240,151	1,270,178
Acquisitions	0
Purchase price adjustments	0
Business disposition	(19,128)
Foreign currency translation	(10,899)
Balance	1,240,151
Fluids Segment [Member]
Goodwill [Roll Forward]
Balance	599,716	609,663
Acquisitions	0
Purchase price adjustments	0
Business disposition	0
Foreign currency translation	(9,947)
Balance	599,716
Refrigeration and Food Equipment Segment [Member]
Goodwill [Roll Forward]
Balance	562,716	$ 562,981
Acquisitions	2,076
Purchase price adjustments	0
Business disposition	0
Foreign currency translation	(2,341)
Balance	$ 562,716