Derivative Financial Instruments (Tables) |
12 Months Ended | ||||||||||||||||||||||||||||||||||||
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Dec. 31, 2017 | |||||||||||||||||||||||||||||||||||||
| Derivative Instruments And Hedging Activities Disclosure [Abstract] | |||||||||||||||||||||||||||||||||||||
| Estimated Fair Value of Derivative Contracts |
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| Changes in Fair Value and Settlements of Commodity Derivative Contracts |
Changes in the fair value and settlements of our commodity derivative contracts were as follows (in thousands):
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| Cash Receipts (Payments) on Derivative Settlements Included Within Net Cash Provided By Operating Activities |
Cash receipts (payments), net, on commodity derivative contract settlements are included within Net cash provided by operating activities on the Consolidated Statements of Cash Flows and were as follows (in thousands):
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- References No definition available.
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- Definition Tabular disclosure of the location and amount of derivative instruments and nonderivative instruments designated as hedging instruments reported before netting adjustments, and the amount of gain (loss) on derivative instruments and nonderivative instruments designated and qualified as hedging instruments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Tabular disclosure of the location and fair value amounts of derivative instruments (and nonderivative instruments that are designated and qualify as hedging instruments) reported in the statement of financial position. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Cash receipts on derivative settlements included within net cash provided by operating activities. No definition available.
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