Carrying Amount of Goodwill (Details) $ in Millions	6 Months Ended
	Jun. 30, 2016 USD ($)
Goodwill [Line Items]
Beginning balance	$ 1,354.9
Other	(0.8)
Ending balance	1,406.3
Spencer Forrest, Inc
Goodwill [Line Items]
Toppik acquired goodwill	52.2
Consumer Domestic
Goodwill [Line Items]
Beginning balance	1,242.2
Other	(0.8)
Ending balance	1,280.6
Consumer Domestic | Spencer Forrest, Inc
Goodwill [Line Items]
Toppik acquired goodwill	39.2
Consumer International
Goodwill [Line Items]
Beginning balance	62.6
Other	0.0
Ending balance	75.6
Consumer International | Spencer Forrest, Inc
Goodwill [Line Items]
Toppik acquired goodwill	13.0
Specialty Products
Goodwill [Line Items]
Beginning balance	50.1
Other	0.0
Ending balance	50.1
Specialty Products | Spencer Forrest, Inc
Goodwill [Line Items]
Toppik acquired goodwill	$ 0.0