Restructuring Activities (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 11,519	$ 1,444	$ 38,740	$ 7,660
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance			22,021
Provision			38,740
Payments			(36,902)
Restructuring Reserve, Translation Adjustment			(861)
Other, including foreign currency			(7,260)
Severance and other restructuring reserve, ending balance	15,738		15,738
Energy Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	6,183	213	26,561	1,703
Engineered Systems Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3,694	172	8,796	3,193
Fluids Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,382	456	3,537	994
Refrigeration and Food Equipment Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	91	0	(434)	10
Corporate, Non-Segment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	169	603	280	1,760
Employee Severance [Member]
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance			15,358
Provision			22,174
Payments			(27,975)
Restructuring Reserve, Translation Adjustment			(516)
Other, including foreign currency			2,210
Severance and other restructuring reserve, ending balance	11,251		11,251
Facility Closing [Member]
Restructuring Reserve [Roll Forward]
Severance and other restructuring reserve, beginning balance			6,663
Provision			16,566
Payments			(8,927)
Restructuring Reserve, Translation Adjustment			(345)
Other, including foreign currency			(9,470)
Severance and other restructuring reserve, ending balance	4,487		4,487
Cost of Sales [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	3,943	93	13,871	1,825
Selling, General and Administrative Expenses [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	$ 7,576	$ 1,351	$ 24,869	$ 5,835