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Derivative Instruments and Hedging Activities (Narrative) (Details) - USD ($) | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
Derivative [Line Items] |  |
Maturity period | 6 months |
Total non-designated derivative realized loss, net | $ 5,150,000 | $ 1,061,000
Foreign exchange options |  |
Derivative [Line Items] |  |
Total non-designated derivative realized loss, net | 5,736,000 | 1,015,000
Commodity options |  |
Derivative [Line Items] |  |
Total non-designated derivative realized loss, net | (399,000) | $ (685,000)
Derivatives not designated as hedging instruments | Foreign exchange options |  |
Derivative [Line Items] |  |
Notional amount | 12,000,000 |
Derivatives not designated as hedging instruments | Forward contracts |  |
Derivative [Line Items] |  |
Notional amount | 3,756,000 |
Derivatives not designated as hedging instruments | Commodity options |  |
Derivative [Line Items] |  |
Notional amount | 810,000 |
Cash Flow Hedges | Derivatives not designated as hedging instruments | Foreign exchange options |  |
Derivative [Line Items] |  |
Total non-designated derivative realized loss, net | $ 182,000 |

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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 Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5624171-113959 + Details
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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. + Details
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- Definition Period the derivative contract is outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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