Other Accrued Liabilities - Other Accrued Liabilities (Detail) - USD ($) $ in Millions	Jun. 30, 2018	Dec. 31, 2017
Accrued Liabilities, Current [Abstract]
Customer accruals	$ 482.0	$ 356.5
Accruals for manufacturing, marketing and freight expenses	39.3	35.2
Accrued self-insurance liabilities, contingencies and warranty	142.5	220.5
Derivative liabilities	11.3	27.4
Accrued income taxes	62.3	216.3
Accrued interest expense	100.8	100.1
Other	262.9	311.1
Other accrued liabilities	$ 1,101.1	$ 1,267.1