Restructuring (Summary of Restructuring Charges) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2015 USD ($) employee	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Restructuring Reserve [Roll Forward]
Expense	$ (7.8)	$ (29.2)	$ 0.0
Restructuring and Related Cost, Cost Incurred to Date	37.0
Acquisition Related Restructuring [Member]
Restructuring Reserve [Roll Forward]
Expense		(10.3)
2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
repositioning costs incurred to date	$ 9.7
Reduction Of Global Workforce Percentage	3.00%
Restructuring Reserve [Roll Forward]
Expense	$ 0.2	(18.9)
Restructuring and Related Cost, Cost Incurred to Date	$ 18.7
Restructuring and Related Cost, Expected Number of Positions Eliminated | employee	320
2015 Repositioning Actions [Member] [Member]
Restructuring Cost and Reserve [Line Items]
Reduction Of Global Workforce Percentage	1.00%
Restructuring Reserve [Roll Forward]
Expense	$ (8.6)
Restructuring and Related Cost, Cost Incurred to Date	$ 8.6
Restructuring and Related Cost, Expected Number of Positions Eliminated | employee	125
Aerospace And Electronics [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 0.0	2.4
repositioning costs incurred to date	1.6
Restructuring Reserve [Roll Forward]
Expense	1.3
Restructuring and Related Cost, Cost Incurred to Date	5.0
Restructuring and Related Cost, Incurred Cost	0.4	1.2
Restructuring Reserve, Utilization	(0.9)
Aerospace And Electronics [Member] | 2014 Repositioning Actions [Member] | Asset Write Down [Member]
Restructuring Reserve [Roll Forward]
Expense	(0.2)
Restructuring and Related Cost, Cost Incurred to Date	0.2
Aerospace And Electronics [Member] | 2014 Repositioning Actions [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0.0	1.9
Restructuring Reserve [Roll Forward]
Expense	2.0
Restructuring and Related Cost, Cost Incurred to Date	2.2
Restructuring Reserve, Utilization	0.1
Aerospace And Electronics [Member] | 2015 Repositioning Actions [Member] [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0.1	0.0
Restructuring Reserve [Roll Forward]
Expense	(0.7)
Restructuring and Related Cost, Cost Incurred to Date	0.7
Restructuring Reserve, Utilization	(0.6)
Fluid Handling [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	1.3	10.7
repositioning costs incurred to date	5.4
Restructuring Reserve [Roll Forward]
Expense	1.0
Restructuring and Related Cost, Cost Incurred to Date	11.6
Restructuring and Related Cost, Incurred Cost	2.8	2.6
Restructuring Reserve, Utilization	(8.8)
Fluid Handling [Member] | 2014 Repositioning Actions [Member] | Asset Write Down [Member]
Restructuring Reserve [Roll Forward]
Expense	0.0
Restructuring and Related Cost, Cost Incurred to Date	0.2
Fluid Handling [Member] | 2014 Repositioning Actions [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	1.3	10.7
Restructuring Reserve [Roll Forward]
Expense	0.6
Restructuring and Related Cost, Cost Incurred to Date	11.6
Restructuring Reserve, Utilization	(8.8)
Fluid Handling [Member] | 2014 Repositioning Actions [Member] | gain on sale of asset [Member]
Restructuring Reserve [Roll Forward]
Expense	0.4
Restructuring and Related Cost, Cost Incurred to Date	0.4
Fluid Handling [Member] | 2015 Repositioning Actions [Member] [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	4.1	0.0
Restructuring Reserve [Roll Forward]
Expense	(7.9)
Restructuring and Related Cost, Cost Incurred to Date	7.9
Restructuring Reserve, Utilization	(3.8)
Corporate Segment [Member] | 2014 Repositioning Actions [Member]
Restructuring Reserve [Roll Forward]
Expense	(2.1)
Restructuring and Related Cost, Cost Incurred to Date	2.1
Corporate Segment [Member] | 2014 Repositioning Actions [Member] | Asset Write Down [Member]
Restructuring Reserve [Roll Forward]
Expense	(2.1)
Restructuring and Related Cost, Cost Incurred to Date	2.1
cash-related restructuring [Member] | 2014 Repositioning Actions [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	1.3	13.1
Restructuring Reserve [Roll Forward]
Expense	2.1
Restructuring Reserve, Utilization	(9.7)
cash-related restructuring [Member] | 2015 Repositioning Actions [Member] [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	4.2	$ 0.0
Restructuring Reserve [Roll Forward]
Expense	(8.6)
Restructuring Reserve, Utilization	$ (4.4)