Acquisition - Pro forma information textual (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2017	Sep. 30, 2016
Corporate Segment [Member]
Business Acquisition [Line Items]
Costs attributed to announced acquisitions, before income taxes, excluded from net income	$ 0.8	$ 23.8
Costs attributed to announced acquisitions,before income taxes, included in net income			$ 25.2
Dispensing Systems [Member]
Business Acquisition [Line Items]
Business Combination, Provisional Information, Inventory Write-up Adjustment, Before Income Taxes Excluded From Net Income		$ 11.9
Business Combination, Provisional Information, Inventory Write-up Adjustment, Before Income Taxes, Included in Net Income			$ 11.9