Average Production Costs Per Volume of Natural Gas (mcf)

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- Definition

Discounted Cash Flow Method Percentage

+ References

No definition available.

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- Definition

Proved Undeveloped Reserve Development Window

+ References

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- Definition

Cost per unit of oil and gas production.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher SEC
-Name Regulation S-K (SK)
-Number 229
-Section 1204
-Paragraph (b)
-Subparagraph (2)

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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.

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- Definition

The proportional interest of net proved oil reserve quantities of equity investees.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher SEC
-Name Form 20-F
-Section Item 18
-Subsection Instruction 2

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 932
-SubTopic 235
-Section 50
-Paragraph 8
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=68064819&loc=d3e61872-109447

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- Definition

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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Supplemental Oil and Gas Information (Unaudited) - Narrative (Details)	12 Months Ended
	Dec. 31, 2020 $ / bbl ft³	Dec. 31, 2019 $ / bbl	Dec. 31, 2018 $ / bbl
Reserve Quantities [Line Items]
Future net cash flows annual discount factor, percentage	10.00%
Equity Method Investee
Reserve Quantities [Line Items]
Reserves attributable to investees accounted for my the equity method \| ft³	0
Net crude oil and condensate revenue
Reserve Quantities [Line Items]
Average production costs per barrel of oil (in dollars per barrel)	39.57	55.69	65.56
Proved undeveloped reserve development window			5 years
Associated assets, percentage interests acquired		80.00%	80.00%
Net natural gas liquids revenue
Reserve Quantities [Line Items]
Proved undeveloped reserve development window			5 years
Associated assets, percentage interests acquired			80.00%
Net natural gas revenue
Reserve Quantities [Line Items]
Average production costs per volume of natural gas (in dollars per cubic foot)	1.98	2.57	3.10
Associated assets, percentage interests acquired			80.00%