Other (Income) Expense, Net - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Jun. 30, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Components of Other Income (Expense) [Line Items]
Litigation related defense costs			$ 15.1	$ 30.1
Employee separation costs			7.9	7.5
Litigation judgment or settlement, amount	$ 210.5	$ 0.0	210.5	0.0
W. L. Gore
Components of Other Income (Expense) [Line Items]
Litigation judgment or settlement, amount			210.5
Productivity initiative costs
Components of Other Income (Expense) [Line Items]
Employee separation costs			$ 10.3	$ 1.7