Acquisitions - Additional Information (Details) - USD ($) $ in Millions						3 Months Ended		9 Months Ended		12 Months Ended
		Aug. 07, 2017	Jul. 25, 2017	May 01, 2017	Jan. 17, 2017	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Business Acquisition [Line Items]
Net Sales	[1]					$ 967.9	$ 870.7	$ 2,743.1	$ 2,597.1
Water Pik Inc
Business Acquisition [Line Items]
Purchase price subject to working capital adjustment		$ 1,024.7
Net Sales		265.0				$ 967.9	$ 870.7	$ 2,743.1	$ 2,597.1
Proceeds from underwritten public offering		$ 1,425.0	$ 1,425.0
Senior notes acquisitions completed date		Jul. 25, 2017
Water Pik Inc | Maximum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years		15 years
Water Pik Inc | Minimum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years		5 years
Agro Bio Sciences Inc
Business Acquisition [Line Items]
Purchase price subject to working capital adjustment				$ 75.0
Net Sales										$ 11.0
Date of business acquisition								May 01, 2017
Contingent consideration arrangements, basis for amount				additional payment of up to $25.0 after 3 years based on sales performance.
Payment period for achieving certain operating performance target				3 years
Payment to be made if certain operating performance is achieved				$ 17.8
Agro Bio Sciences Inc | Maximum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years				15 years
Payment to be made if certain operating performance is achieved				$ 25.0
Agro Bio Sciences Inc | Minimum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years				5 years
VIVISCAL
Business Acquisition [Line Items]
Net Sales										$ 44.0
Date of business acquisition								Jan. 17, 2017
Purchase price					$ 160.3
VIVISCAL | Maximum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years					20 years
VIVISCAL | Minimum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years					15 years

[1] Intersegment sales from Consumer International to Consumer Domestic, which are not reflected in the table, were $1.5 and $1.0 for the three months ended September 30, 2017 and September 30, 2016, respectively, and were $4.2 and $3.0 for the nine months ended September 30, 2017 and September 30, 2016, respectively.