Restructuring Restructuring by type and segment (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			$ 0
Restructuring charges	2,203,000	0	15,533,000	0
Restructuring Reserve, Utilization			3,959,000
Balance at September 30, 2014	5,640,000		5,640,000
2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Additional restructuring and related charges	1,000,000		1,000,000
Restructuring and Related Cost, Expected Number of Positions Eliminated			180
Acquisition Related Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	100,000		5,700,000
Restructuring and Related Cost, Expected Number of Positions Eliminated			60
Fluid Handling
Restructuring Cost and Reserve [Line Items]
Restructuring charges	372,000		3,989,000
Fluid Handling | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring charges			4,000,000
Restructuring Reserve, Utilization			635,000
Balance at September 30, 2014	3,189,000		3,189,000
Fluid Handling | Employee Severance [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring Reserve, Utilization			424,000
Balance at September 30, 2014	3,168,000		3,168,000
Fluid Handling | Other Restructuring [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring Reserve, Utilization			211,000
Balance at September 30, 2014	21,000		21,000
Aerospace and Electronics
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring charges	1,720,000		5,816,000
Restructuring Reserve, Utilization			3,324,000
Balance at September 30, 2014	2,451,000		2,451,000
Aerospace and Electronics | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,800,000
Aerospace and Electronics | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring Reserve, Utilization			1,589,000
Balance at September 30, 2014	2,099,000		2,099,000
Aerospace and Electronics | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring Reserve, Utilization			1,735,000
Balance at September 30, 2014	352,000		352,000
Payment and Merchandising Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	110,000		5,727,000
Payment and Merchandising Technologies [Member] | Acquisition Related Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring Reserve, Utilization			2,704,000
Balance at September 30, 2014	2,864,000		2,864,000
Payment and Merchandising Technologies [Member] | Employee Severance [Member] | Acquisition Related Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Balance at December 31, 2013			0
Restructuring Reserve, Utilization			2,704,000
Balance at September 30, 2014	2,864,000		2,864,000
Expense [Member] | Fluid Handling | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			3,824,000
Expense [Member] | Fluid Handling | Employee Severance [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			3,592,000
Expense [Member] | Fluid Handling | Other Restructuring [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			232,000
Expense [Member] | Aerospace and Electronics
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,775,000
Expense [Member] | Aerospace and Electronics | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			3,688,000
Expense [Member] | Aerospace and Electronics | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			2,087,000
Expense [Member] | Payment and Merchandising Technologies [Member] | Acquisition Related Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,568,000
Expense [Member] | Payment and Merchandising Technologies [Member] | Employee Severance [Member] | Acquisition Related Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,568,000
Restructuring Cash-Related Costs [Domain] | Acquisition Related Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges	5,600,000		100,000
Cash-Related Restructuring [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			$ 9,599,000