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Foreign Currency Forward Contracts (Details) - Foreign Exchange Contract - USD ($) $ in Millions | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Designated as Hedging Instrument |  |
Derivative Financial Instruments |  |
Notional amount | $ 7.8 | $ 17.6
Not Designated as Hedging Instrument |  |
Derivative Financial Instruments |  |
Notional amount | $ 38.3 | $ 39.3

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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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