Schedule of Unaudited Pro Forma Results (Details) - USD ($) $ / shares in Units, $ in Millions		3 Months Ended								12 Months Ended
	Aug. 07, 2017	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Business Acquisition [Line Items]
Net Sales		$ 1,074.4	$ 1,037.6	$ 1,027.9	$ 1,006.0	$ 1,033.1	$ 967.9	$ 898.0	$ 877.2	$ 4,145.9	$ 3,776.2	$ 3,493.1
Net income per share - Basic		$ 0.58	$ 0.60	$ 0.50	$ 0.64	$ 1.63	$ 0.53	$ 0.29	$ 0.52	$ 2.32	$ 2.97	$ 1.78
Net income per share - Diluted		$ 0.57	$ 0.58	$ 0.49	$ 0.63	$ 1.60	$ 0.52	$ 0.29	$ 0.51	$ 2.27	$ 2.90	$ 1.75
Water Pik Inc
Business Acquisition [Line Items]
Net Sales	$ 265.0										$ 3,776.2	$ 3,493.1
Net Income											$ 743.4	$ 459.0
Net income per share - Basic											$ 2.97	$ 1.78
Net income per share - Diluted											$ 2.90	$ 1.75
Net Sales, Pro forma											$ 3,936.2	$ 3,739.3
Net Income, Pro forma											$ 753.4	$ 467.2
Net income per share - Basic, Pro forma											$ 3.01	$ 1.81
Net income per share - Diluted, Pro forma											$ 2.94	$ 1.78