Schedule of Unaudited Pro Forma Results (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended		6 Months Ended
		Aug. 07, 2017	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Business Acquisition [Line Items]
Net Sales	[1]		$ 1,027.9	$ 898.0	$ 2,033.9	$ 1,775.2
Net income per share - Basic			$ 0.50	$ 0.29	$ 1.14	$ 0.81
Net income per share - Diluted			$ 0.49	$ 0.29	$ 1.12	$ 0.79
Water Pik Inc
Business Acquisition [Line Items]
Net Sales		$ 265.0		$ 898.0		$ 1,775.2
Net Income				$ 72.9		$ 204.4
Net income per share - Basic				$ 0.29		$ 0.81
Net income per share - Diluted				$ 0.29		$ 0.79
Net Sales, Pro forma				$ 968.2		$ 1,914.3
Net Income, Pro forma				$ 77.4		$ 214.2
Net income per share - Basic, Pro forma				$ 0.31		$ 0.85
Net income per share - Diluted, Pro forma				$ 0.30		$ 0.83

[1] Intersegment sales from Consumer International to Consumer Domestic, which are not reflected in the table, were $1.7 and $1.3 for the three months ended June 30, 2018 and June 30, 2017, respectively, and were $2.6 and $2.7 for the six months ended June 30, 2018 and June 30, 2017, respectively.