Acquisitions - Additional Information (Details) - USD ($) $ in Millions							3 Months Ended								12 Months Ended
	Aug. 07, 2017	May 01, 2017	Jan. 17, 2017	Dec. 22, 2016	Jan. 04, 2016	Jan. 02, 2015	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Business Acquisition [Line Items]
Net Sales							$ 1,033.1	$ 967.9	$ 898.0	$ 877.2	$ 896.0	$ 870.7	$ 877.4	$ 849.0	$ 3,776.2	$ 3,493.1	$ 3,394.8
Cash consideration															1,260.0	305.3	74.9
Water Pik Inc
Business Acquisition [Line Items]
Purchase price subject to working capital adjustment	$ 1,024.6
Net Sales	265.0														$ 3,776.2	3,493.1
Proceeds from underwritten public offering	$ 1,425.0
Senior notes acquisitions completed date	Jul. 25, 2017
Average life of the amortizable intangible assets, years	15 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					17.8								$ 17.8
Agro Bio Sciences Inc | Updated Financial Performance Forecasts
Business Acquisition [Line Items]
Payment to be made if certain operating performance is achieved							23.2								23.2
Agro Bio Sciences Inc | Updated Financial Performance Forecasts | Selling, General and Administrative Expenses | Specialty Products
Business Acquisition [Line Items]
Increased estimate of contingent consideration liability															$ 5.4
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
Anusol Acquisition
Business Acquisition [Line Items]
Net Sales																$ 24.0
Date of business acquisition																Dec. 22, 2016
Purchase price				$ 130.0
Anusol Acquisition | Maximum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years				20 years
Anusol Acquisition | Minimum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years				15 years
Spencer Forrest, Inc
Business Acquisition [Line Items]
Date of business acquisition																Jan. 04, 2016
Purchase price					$ 175.3
Spencer Forrest, Inc | Maximum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years					20 years
Spencer Forrest, Inc | Minimum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years					10 years
VI-COR
Business Acquisition [Line Items]
Date of business acquisition																Jan. 02, 2015
Cash consideration						$ 74.9
Business combination, additional contingent payment made							$ 4.6								$ 4.6		$ 4.6
VI-COR | Maximum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years						15 years
VI-COR | Minimum
Business Acquisition [Line Items]
Average life of the amortizable intangible assets, years						5 years