Aggregate notional amount specified by the derivative(s). Expressed as an absolute value.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Article 12
-Section 13
-Sentence Column B

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Date the foreign currency exchange rate derivatives mature or expire, in CCYY-MM-DD format.

+ References

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- Definition

Number of foreign currency exchange rate derivatives held by the entity at the reporting date.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (d)
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5579245-113959

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 1B
-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5580258-113959

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Summary of Non-Designated Forward Foreign Currency Exchange Contracts Outstanding (Detail) - Foreign exchange contracts	6 Months Ended
	Jun. 30, 2018 BRL (R$) Derivative	Jun. 30, 2018 COP ($) Derivative	Jun. 30, 2018 EUR (€) Derivative	Jun. 30, 2018 GBP (£) Derivative
Maximum
Derivative [Line Items]
Maturity	Jun. 30, 2021
Not Designated as Hedging Instrument
Derivative [Line Items]
Number of Contracts	10	10	10	10
Not Designated as Hedging Instrument \| Euros \| Purchase
Derivative [Line Items]
Number of Contracts	3	3	3	3
Aggregate Notional Amount in Foreign Currency \| €			€ 52,200,000
Maturity	Jul. 31, 2018
Not Designated as Hedging Instrument \| Brazilian Reais \| Purchase
Derivative [Line Items]
Number of Contracts	5	5	5	5
Aggregate Notional Amount in Foreign Currency \| R$	R$ 52,200,000
Maturity	Aug. 31, 2018
Not Designated as Hedging Instrument \| United Kingdom, Pounds \| Sell
Derivative [Line Items]
Number of Contracts	1	1	1	1
Aggregate Notional Amount in Foreign Currency \| £				£ 2,600,000
Maturity	Jul. 31, 2018
Not Designated as Hedging Instrument \| Colombian Pesos \| Sell
Derivative [Line Items]
Number of Contracts	1	1	1	1
Aggregate Notional Amount in Foreign Currency \| $		$ 34,000,000,000
Maturity	Jul. 31, 2018