Commitment and Contingencies (Arbitral Award for the Taking of the Company's Venezuelan Operations) - Additional Information (Detail) - Compensatory Purposes - VENEZUELA $ in Millions		1 Months Ended
	Dec. 27, 2016 USD ($)	Jun. 30, 2017 USD ($) Subsidiary	Mar. 31, 2015 USD ($)
Commitments and Contingencies Disclosure [Line Items]
Number of subsidiaries awarded grant | Subsidiary		2
Compensation awarded to the claimants	$ 36.4	$ 54.9	$ 46.4
Litigation settlement reduction amount	$ 10.0
Compensation awarded to the claimants, annual compound interest rate	4.50%
Net Interest Settlements
Commitments and Contingencies Disclosure [Line Items]
Compensation awarded to the claimants		$ 16.0
Legal And Other Settlements
Commitments and Contingencies Disclosure [Line Items]
Compensation awarded to the claimants	$ 2.5