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Commitments and Contingencies - Additional Information (Detail) BRL in Millions, $ in Millions	1 Months Ended		12 Months Ended
	Nov. 22, 2011 USD ($)	Nov. 22, 2011 BRL	Dec. 31, 2016 BRL	Dec. 31, 2016 USD ($)	May 31, 2012 USD ($)
Loss Contingencies [Line Items]
Damages asserted by BK | BRL			BRL 20.8
Business combination, recognized identifiable assets acquired and liabilities assumed, contingent liability					$ 2.9
Purchase Obligation				$ 57.8
Court-Imposed Interest, Fees or Inflation Adjustments
Loss Contingencies [Line Items]
Total ordered damages granted to Bk	$ 8.2
Court-Imposed Interest, Fees or Inflation Adjustments | Maximum
Loss Contingencies [Line Items]
Total ordered damages granted to Bk | BRL		BRL 26.7
Arizona Department Of Environmental Quality
Loss Contingencies [Line Items]
Loss Contingency, Estimate of Possible Loss				0.4
Standby Letters Of Credit
Loss Contingencies [Line Items]
Letters of Credit Outstanding, Amount				$ 5.4

X

- Definition

The amount of liability arising from an inherited contingency (as defined) which has been recognized as of the acquisition date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 20
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Amount of damages awarded to the plaintiff in the legal matter.

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Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

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