Carrying Amount of Goodwill (Details) $ in Millions	3 Months Ended
	Mar. 31, 2018 USD ($)
Goodwill [Line Items]
Beginning balance	$ 1,958.9
Ending balance	1,991.5
Passport Food Safety Solutions, Inc.
Goodwill [Line Items]
Goodwill acquired during the period	32.6
Consumer Domestic
Goodwill [Line Items]
Beginning balance	1,632.1
Ending balance	1,632.1
Consumer Domestic | Passport Food Safety Solutions, Inc.
Goodwill [Line Items]
Goodwill acquired during the period	0.0
Consumer International
Goodwill [Line Items]
Beginning balance	223.3
Ending balance	223.3
Consumer International | Passport Food Safety Solutions, Inc.
Goodwill [Line Items]
Goodwill acquired during the period	0.0
Specialty Products
Goodwill [Line Items]
Beginning balance	103.5
Ending balance	136.1
Specialty Products | Passport Food Safety Solutions, Inc.
Goodwill [Line Items]
Goodwill acquired during the period	$ 32.6