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Derivatives (Details 3) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2015 | Sep. 30, 2014 | Sep. 30, 2015 | Sep. 30, 2014
Gain (loss) on derivative |  |  |  |
Gains or losses that were excluded from the assessment of the effectiveness of fair value hedges | $ 0 | $ 0 | $ 0 | $ 0
Cash flow hedges. |  |  |  |
Gain (loss) on derivative |  |  |  |
Amount of Loss Recognized in Accumulated Other Comprehensive Income (Effective Portion) | (1,100) |  | (1,100) |
Amount of Loss Recognized in Income (Ineffective Portion) | (300) |  | (300) |
Cash flow hedges. | Commodity contracts | Revenue |  |  |  |
Gain (loss) on derivative |  |  |  |
Amount of Gain Recognized in Accumulated Other Comprehensive Income (Effective Portion) | 300 |  | 300 |
Amount of Loss Recognized in Income (Ineffective Portion) | (1,200) |  | (1,200) |
Cash flow hedges. | Commodity contracts | Cost of revenue. |  |  |  |
Gain (loss) on derivative |  |  |  |
Amount of Loss Recognized in Accumulated Other Comprehensive Income (Effective Portion) | (1,400) |  | (1,400) |
Amount of Gain Recognized in Income (Ineffective Portion) | 900 |  | 900 |
Derivatives designated as hedging instruments | Fair value hedges | Commodity contracts | Cost of revenue. |  |  |  |
Gain (loss) on derivative |  |  |  |
Realized and Unrealized Gain (Loss) on Hedge | 52,800 | 36,300 | 36,700 | 34,600
Realized and Unrealized Gain (Loss) on Hedged Item | (48,500) | (36,200) | (29,200) | (44,900)
Derivatives not designated as hedging instruments |  |  |  |
Gain (loss) on derivative |  |  |  |
Realized and Unrealized Gain (Loss) | 8,600 | 32,300 | 30,200 | 60,800
Derivatives not designated as hedging instruments | Commodity contracts | Revenue |  |  |  |
Gain (loss) on derivative |  |  |  |
Realized and Unrealized Gain (Loss) | 43,200 | 19,800 | 89,200 | 43,900
Derivatives not designated as hedging instruments | Commodity contracts | Cost of revenue. |  |  |  |
Gain (loss) on derivative |  |  |  |
Realized and Unrealized Gain (Loss) | (39,900) | 700 | (68,000) | 9,800
Derivatives not designated as hedging instruments | Foreign currency contracts | Revenue |  |  |  |
Gain (loss) on derivative |  |  |  |
Realized and Unrealized Gain (Loss) | 3,400 | 2,900 | 2,100 | 1,600
Derivatives not designated as hedging instruments | Foreign currency contracts | Other income (expense), net |  |  |  |
Gain (loss) on derivative |  |  |  |
Realized and Unrealized Gain (Loss) | $ 1,900 | $ 8,900 | $ 6,900 | $ 5,500

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- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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- Definition Amount of the increase (decrease) in fair value of the hedged item in a fair value hedge recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5618551-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (a),(c),(d),(e) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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- Definition The portion of gains on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness. + 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 (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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- Definition The effective portion of gains on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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- Definition The portion of losses on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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