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Financial Instruments and Risk Management (Additional Information) (Detail) $ in Thousands | 3 Months Ended
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Mar. 31, 2018 USD ($)
Derivative [Line Items] |
Amount expected to be reclassified into earnings | $ (18,534)
Foreign Exchange Contract | Designated as Hedging Instrument |
Derivative [Line Items] |
Commitments to purchase and sell foreign currencies in foreign currency cash flow hedge derivative portfolio | $ 665,122

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References 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 + Details
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- Definition The estimated net amount of existing gains or losses on cash flow hedges at the reporting date expected to be reclassified to earnings within the next 12 months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=35736893&loc=d3e80748-113994 + Details
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- Details
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- Details
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