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Commitments and Contingencies - Contracts and Agreements (Details) | 9 Months Ended
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Sep. 30, 2017 bbl / pure
Noble Petro, Inc. [Member] | Abilene Contract [Member] | Inventories [Member] |
Other Commitments [Line Items] |
Maximum purchases under supply contract (in bpd) | 20,350

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- Definition Maximum Purchases under Supply Contract + References No definition available. + 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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- Details
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- Details
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- Details
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