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3. Foreign Exchange Forward Contracts (Details) (USD $) In Millions, unless otherwise specified | 6 Months Ended
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Jun. 30, 2014
Derivatives, Fair Value [Line Items] |
Unrealized gain or loss on contracts maturing in July through September 2014 to sell foreign currency | $ 0.2
Unrealized gain or loss on contracts maturing in July through September 2014 to purchase foreign currency | (0.2)
Forward foreign exchange contract to sell foreign currency [Member] |
Derivatives, Fair Value [Line Items] |
Notional value | 89.4
Forward foreign exchange contract to purchase foreign currency [Member] |
Derivatives, Fair Value [Line Items] |
Notional value | $ 383.6

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- Definition Unrealized Loss (Gain) on Foreign Currency Derivative Purchase Contracts + References No definition available. + Details
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- Definition Unrealized Loss (Gain) on Foreign Currency Derivative Sale Contracts + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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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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- Details
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