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Goodwill and Other Intangible Assets - Goodwill (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)
Goodwill [Roll Forward]
Goodwill, Gross			$ 3,807,950
Accumulated impairment loss			(70,561)
Balance	$ 4,562,677	$ 3,737,389
Acquired Goodwill	35,233	908,313
Purchase price adjustments	(29,113)	5,991
Goodwill, Written off Related to Sale of Business Unit	(79,409)	(34,867)
Foreign currency translation	102,524	(54,149)
Balance	$ 4,591,912	$ 4,562,677
Number of Reporting Units	10	9
Engineered Systems Segment [Member]
Goodwill [Roll Forward]
Goodwill, Gross			1,484,455
Accumulated impairment loss				$ (10,591)
Balance	$ 1,567,216	$ 1,473,864
Acquired Goodwill	30,180	126,140
Purchase price adjustments	6,826	363
Goodwill, Written off Related to Sale of Business Unit	(79,113)	(9,615)
Foreign currency translation	60,288	(23,536)
Balance	1,585,397	1,567,216
Fluids Segment [Member]
Goodwill [Roll Forward]
Goodwill, Gross			715,715
Accumulated impairment loss				$ (59,970)
Balance	1,413,508	655,745
Acquired Goodwill	0	782,173
Purchase price adjustments	(35,939)	4,860
Goodwill, Written off Related to Sale of Business Unit	0	0
Foreign currency translation	36,890	(29,270)
Balance	1,414,459	1,413,508
Refrigeration and Food Equipment Segment [Member]
Goodwill [Roll Forward]
Goodwill, Gross			560,600
Accumulated impairment loss			0
Balance	536,179	560,600
Acquired Goodwill	0	0
Purchase price adjustments	0	768
Goodwill, Written off Related to Sale of Business Unit	(296)	(25,252)
Foreign currency translation	816	63
Balance	536,699	536,179
Energy Segment [Member]
Goodwill [Roll Forward]
Goodwill, Gross			1,047,180
Accumulated impairment loss			$ 0
Balance	1,045,774	1,047,180
Acquired Goodwill	5,053	0
Purchase price adjustments	0	0
Goodwill, Written off Related to Sale of Business Unit	0	0
Foreign currency translation	4,530	(1,406)
Balance	$ 1,055,357	$ 1,045,774
Minimum [Member]
Goodwill [Roll Forward]
Fair Value Inputs, Discount Rate	8.50%
Maximum [Member]
Goodwill [Roll Forward]
Fair Value Inputs, Discount Rate	10.00%