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Subsequent Events - Additional Information (Detail) (New Contract, Cash Flow Hedging, EUR €) In Millions, unless otherwise specified | 1 Months Ended
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Sep. 07, 2012
Number of purchased forward contracts | 15
Forward contracts, notional amount | 5.3
Forward contracts, weighted average forward rate | 1.28
Minimum |
Forward contracts expiration, year and month | 2012-12
Maximum |
Forward contracts expiration, year and month | 2014-02

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- Definition Monetary 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 + Details
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- Definition Derivative, Maturity Month and Year + References No definition available. + Details
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- Definition The average contractual rate at which a foreign currency can be purchased or sold under the terms of a group of foreign currency derivative contracts. + References No definition available. + Details
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- Definition The number of derivative instruments of a particular group held by the entity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=6935481&loc=SL5579245-113959 + Details
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