Derivative Instruments - Gain (Los) On Derivative Instruments (Details) - USD ($) $ in Thousands |
3 Months Ended | |
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Mar. 31, 2016 |
Mar. 31, 2015 |
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| Derivative [Line Items] | ||
| Gain (Loss) on Fair Value Hedge Ineffectiveness, Net | $ (7,685) | $ 31,324 |
| Gas sales | ||
| Derivative [Line Items] | ||
| Gain (Loss) on Fair Value Hedge Ineffectiveness, Net | (1,709) | 29,196 |
| Oil and condensate sales | ||
| Derivative [Line Items] | ||
| Gain (Loss) on Fair Value Hedge Ineffectiveness, Net | (5,062) | 2,128 |
| Natural gas liquids sales | ||
| Derivative [Line Items] | ||
| Gain (Loss) on Fair Value Hedge Ineffectiveness, Net | $ (914) | $ 0 |
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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. No definition available.
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- Definition Amount of gain (loss)recognized in the income statement from the hedging ineffectiveness of a fair value hedge. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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