Schedule of Unaudited Pro Forma Results (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended		9 Months Ended
		Aug. 07, 2017	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Business Acquisition [Line Items]
Net Sales	[1]		$ 1,037.6	$ 967.9	$ 3,071.5	$ 2,743.1
Net income per share - Basic			$ 0.60	$ 0.53	$ 1.74	$ 1.34
Net income per share - Diluted			$ 0.58	$ 0.52	$ 1.70	$ 1.32
Water Pik Inc
Business Acquisition [Line Items]
Net Sales		$ 265.0		$ 967.9		$ 2,743.1
Net Income				$ 133.4		$ 337.8
Net income per share - Basic				$ 0.53		$ 1.34
Net income per share - Diluted				$ 0.52		$ 1.32
Net Sales, Pro forma				$ 988.8		$ 2,903.1
Net Income, Pro forma				$ 133.1		$ 347.8
Net income per share - Basic, Pro forma				$ 0.53		$ 1.38
Net income per share - Diluted, Pro forma				$ 0.52		$ 1.35

[1] Intersegment sales from Consumer International to Consumer Domestic, which are not reflected in the table, were $1.9 and $1.5 for the three months ended September 30, 2018 and September 30, 2017, respectively, and were $4.5 and $4.2 for the nine months ended September 30, 2018 and September 30, 2017, respectively.