Revenue (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2019 |
Dec. 31, 2018 |
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| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Initial crude oil sales and purchase agreement period | 1 year | |
| Interval period, between lifting | 30 days | |
| Monthly royalty rate, based on production at the published price | 13.00% | |
| Working interest of carried partner, percentage | 7.50% | |
| Future working interest of carried partner percentage | 10.00% | |
| Foreign taxes payable attributable to sharing obligation | $ 4.5 | $ 3.3 |
| Minimum | ||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Lifting period, time to complete | 1 day | |
| Maximum | ||
| Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] | ||
| Lifting period, time to complete | 2 days |
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- Definition Foreign Taxes Payable Attributable To Sharing Obligation No definition available.
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- Definition Future Working Interest Of Carried Partner Percentage No definition available.
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- Definition Initial Crude Oil Sales And Purchase Agreement Period No definition available.
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- Definition Interval Period, Between Lifting No definition available.
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- Definition Lifting Period, Time To Complete No definition available.
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- Definition Monthly Royalty Rate, Based On Production At The Published Price No definition available.
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- Definition Working Interest Of Carried Partner, Percentage No definition available.
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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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