Restructuring Activities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 4,530	$ 7,748	$ 12,386	$ 31,334
Document Fiscal Year Focus			2017
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance			$ 12,347
Provision			12,386
Payments			(16,170)
Foreign currency translation			981
Other, including write-offs of fixed assets			(304)
Severance and other restructuring reserve, ending balance	9,240		9,240
Engineered Systems Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	792	1,293	2,611	4,033
Fluids Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	2,346	1,139	6,643	9,129
Refrigeration and Food Equipment Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,161	146	2,710	219
Energy Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	231	5,170	422	17,196
Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	0	0	0	757
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance			10,908
Provision			10,617
Payments			(13,358)
Foreign currency translation			890
Other, including write-offs of fixed assets			(470)
Severance and other restructuring reserve, ending balance	8,587		8,587
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance			1,439
Provision			1,769
Payments			(2,812)
Foreign currency translation			91
Other, including write-offs of fixed assets			166
Severance and other restructuring reserve, ending balance	653		653
Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,824	2,771	6,058	12,951
Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 2,706	$ 4,977	$ 6,328	$ 18,383