Profit Sharing, Retirement Savings Plans and Defined Benefit Pension Plans - Schedule of Components of Net Periodic Benefit Cost (Income) (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Defined Benefit Plan Disclosure [Line Items]
Total (income) benefit cost	$ (4.1)	$ 1.0	$ 11.9
U.S. and International
Defined Benefit Plan Disclosure [Line Items]
Total (income) benefit cost	(4.1)	1.0	11.9
U.S. and International | Cost of sales
Defined Benefit Plan Disclosure [Line Items]
Total (income) benefit cost	0.8	1.4	1.5
U.S. and International | Selling, General and Administrative Expenses
Defined Benefit Plan Disclosure [Line Items]
Total (income) benefit cost	3.5	5.6	9.1
U.S. and International | Other Income (Expense)
Defined Benefit Plan Disclosure [Line Items]
Total (income) benefit cost	$ (8.4)	$ (6.0)	$ 1.3