Summary of Significant Accounting Policies and Recently Issued Accounting Standards - Schedule of Recognition of Excess Tax Benefits in Provision for Income Taxes (Detail) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Excess tax benefit	[1]	$ 79.5	$ 90.5	$ 9.1
Accounting Standards Update 2016-09 [Member]
New Accounting Pronouncements Or Change In Accounting Principle [Line Items]
Excess tax benefit		$ 18.1

[1] Due to the ongoing challenging economic situation in Venezuela, the Company approved a program in the second quarter of 2016 to cease operations in the country. Refer to Note 2 “Summary of Significant Accounting Policies and Recently Issued Accounting Standards “ of the Notes to Consolidated Financial Statements for further details.