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Derivatives And Fair Value (Narrative) (Details) $ in Millions | Dec. 31, 2018 USD ($) bbl $ / bbl
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Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Benchmark of liability position, with required financial actions | $ | $ 10.0
June 2018 Through June 2019 [Member] |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Quantity of barrels | bbl | 400,000
Commodity Contract [Member] |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Quantity of barrels | bbl | 172,000
Derivative instruments | $ | $ 3.5
Commodity Contract [Member] | June 2018 Through June 2019 [Member] |
Derivative Instruments and Hedging Activities Disclosures [Line Items] |
Derivative, average price per barrel | $ / bbl | 74.00

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- Definition Aggregate notional amount of derivative expressed in nonmonetary units. For example, the number of barrels specified in a fuel oil forward purchase contract. + 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 Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 + 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 Average fixed price related to the group of price risk swap derivatives. + References No definition available. + Details
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- Details
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- Details
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