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v3.20.2

Derivatives and Fair Value (Narrative) (Details) |  | 1 Months Ended
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May 06, 2019 $ / bbl bbl | Jun. 30, 2018 $ / bbl bbl
Commodity Contract, June 2018 Through June 2019 [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative, average price per barrel | $ / bbl |  | 74.00
Barrels | bbl |  | 400,000
Commodity Contract, July 19 Through June 2020 [Member] |  |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |  |
Derivative, average price per barrel | $ / bbl | 66.70 |
Barrels | bbl | 500,000 |

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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 Nominal volume used to calculate payments on a derivative instrument. + References No definition available. + Details
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- Definition Average fixed price related to the group of price risk swap derivatives. + References No definition available. + Details
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