Segment Data - Disclosure on Geographic Areas, Long-Lived Assets (Detail) - USD ($) $ in Millions	Dec. 31, 2016	Dec. 31, 2015
Sales Information [Line Items]
Property, plant and equipment, net	$ 2,037.9	$ 2,062.6
US [Member]
Sales Information [Line Items]
Property, plant and equipment, net	1,181.3	1,188.6
Other Countries [Member]
Sales Information [Line Items]
Property, plant and equipment, net	$ 856.6	$ 874.0