Restructuring (Narrative) (Detail) (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]
Restructuring charges	$ 2,203,000	$ 0	$ 15,533,000	$ 0
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
Workforce_reduction_percentage			2.00%
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
Workforce_reduction_percentage			1.00%
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]
Restructuring charges			4,000,000
Fluid Handling | 2014 Repositioning Actions [Member] | Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			3,824,000
Fluid Handling | Employee Severance [Member] | 2014 Repositioning Actions [Member] | Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			3,592,000
Aerospace and Electronics
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,720,000		5,816,000
Aerospace and Electronics | Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,775,000
Aerospace and Electronics | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,800,000
Aerospace and Electronics | Employee Severance [Member] | Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			3,688,000
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] | Expense [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			5,568,000
Payment and Merchandising Technologies [Member] | Employee Severance [Member] | Acquisition Related Restructuring [Member] | Expense [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
Non-Cash Restructuring [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			200,000
Cash-Related Restructuring [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges			9,599,000
Cash-Related Restructuring [Member] | Fluid Handling | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Workforce reduction percentage	800,000		900,000
Cash-Related Restructuring [Member] | Aerospace and Electronics | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Workforce reduction percentage	$ 500,000		$ 900,000