Restructuring Costs - Additional information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 111.9	$ 74.9	$ 77.2
Cash paid for restructuring activities	78.5	59.9	51.5
Jarden Integration [Member]
Restructuring Cost and Reserve [Line Items]
Expected cumulative restructuring charges	1,000.0
Project Renewal [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 19.4	$ 9.9	$ 52.4