Restructuring (Restructuring Charges) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Restructuring Cost and Reserve [Line Items]
Severance Costs			$ 0.3
Other Restructuring Costs			(0.1)
Restructuring Charges	$ (0.6)	$ 0.0	0.2	$ 0.0
Restructuring and Related Cost, Expected Cost Remaining	16.7		16.7
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	2.3		2.3
Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Facility Consolidation Costs			14.4
Fluid Handling [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs			0.3
Other Restructuring Costs			0.0
Restructuring Charges			0.3
Restructuring and Related Cost, Expected Cost Remaining	11.7		11.7
Fluid Handling [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			0.3
Fluid Handling [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			0.0
Payment and Merchandising Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs			0.0
Other Restructuring Costs			0.4
Restructuring Charges			0.4
Restructuring and Related Cost, Expected Cost Remaining	1.3		1.3
Payment and Merchandising Technologies [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			0.0
Payment and Merchandising Technologies [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			0.4
Aerospace and Electronics [Member]
Restructuring Cost and Reserve [Line Items]
Other Restructuring Costs			(0.5)
Restructuring Charges			(0.5)
Restructuring and Related Cost, Expected Cost Remaining	3.7		3.7
Aerospace and Electronics [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			0.0
Aerospace and Electronics [Member] | Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Charges			(0.5)
ExpectedRestructuringCostsin2018 [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	10.6		10.6
ExpectedRestructuringCostsin2018 [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	3.3		3.3
ExpectedRestructuringCostsin2018 [Member] | Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Facility Consolidation Costs			7.3
ExpectedRestructuringCostsin2018 [Member] | Fluid Handling [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	5.5		5.5
ExpectedRestructuringCostsin2018 [Member] | Payment and Merchandising Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	4.5		4.5
ExpectedRestructuringCostsin2018 [Member] | Aerospace and Electronics [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	0.6		0.6
ExpectedRestructuringCostsin2019 [Member] [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	4.5		4.5
ExpectedRestructuringCostsin2019 [Member] [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Netgainonrestructuring	(1.0)		(1.0)
ExpectedRestructuringCostsin2019 [Member] [Member] | Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Facility Consolidation Costs			5.5
ExpectedRestructuringCostsin2019 [Member] [Member] | Fluid Handling [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	4.6		4.6
ExpectedRestructuringCostsin2019 [Member] [Member] | Payment and Merchandising Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Netgainonrestructuring	(3.2)		(3.2)
ExpectedRestructuringCostsin2019 [Member] [Member] | Aerospace and Electronics [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	3.1		3.1
ExpectedRestructuringCostsin2020[Member] [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	1.6		1.6
ExpectedRestructuringCostsin2020[Member] [Member] | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	0.0		0.0
ExpectedRestructuringCostsin2020[Member] [Member] | Facility Closing [Member]
Restructuring Cost and Reserve [Line Items]
Facility Consolidation Costs			1.6
ExpectedRestructuringCostsin2020[Member] [Member] | Fluid Handling [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and Related Cost, Expected Cost Remaining	$ 1.6		1.6
cumulative [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs			24.4
Other Restructuring Costs			(0.1)
Restructuring Charges			24.3
cumulative [Member] | Fluid Handling [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs			10.9
Other Restructuring Costs			0.0
Restructuring Charges			10.9
cumulative [Member] | Payment and Merchandising Technologies [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs			12.2
Other Restructuring Costs			0.4
Restructuring Charges			12.6
cumulative [Member] | Aerospace and Electronics [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs			1.3
Other Restructuring Costs			(0.5)
Restructuring Charges			$ 0.8