| Name | OilAndGasDeliveryCommitmentsAndContractsDisclosureTextBlock |
|---|---|
| Namespace | http://fasb.org/srt/2020-01-31 |
| Prefix | srt |
| Data type | nonnum:textBlockItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Oil and Gas, Delivery Commitment [Table Text Block] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Tabular disclosure of obligation to provide fixed and determinable quantity of oil and gas under existing contract or agreement. Includes, but is not limited to, principal source and quantity of oil and gas expected to be received and quantity of oil and gas subject to delivery commitment. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| SourceName | Taxonomy Technical Improvement | http://fasb.org/srt/role/changeNote/changeNote |
| TaxonomyVersion | 2019 | http://fasb.org/srt/role/changeNote/changeNote |
| ChangeDate | 2018-10 | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedLabels | true | http://fasb.org/srt/role/changeNote/changeNote |
| ModifiedDocumentation | true | http://fasb.org/srt/role/changeNote/changeNote |
| PreviousDocumentation | Tabular disclosure of an enterprise's obligations to provide a fixed and determinable quantity of oil or gas in the near future under existing contracts or agreements. Information may include the principal sources of oil and gas to be relied upon and the total available amounts expected to be received from each principal source and from all sources combined; the total quantities of oil and gas which are subject to delivery commitments; and the steps taken to ensure available reserves and supplies are sufficient to meet such commitments. | http://fasb.org/srt/role/changeNote/changeNote |
| Publisher | SEC | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Regulation S-K (SK) | http://www.xbrl.org/2009/role/commonPracticeRef |
| Number | 229 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Section | 1207 | http://www.xbrl.org/2009/role/commonPracticeRef |
| Name | Relation Type | Role | |
|---|---|---|---|
srt:OilAndGasDeliveryCommitmentsAndContractsTable | parent-child | http://fasb.org/us-gaap/role/disclosure/ExtractiveIndustries |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:TableTextBlock | parent-child | http://fasb.org/us-gaap/role/disclosure/ComprehensiveTextBlockList | |
us-gaap:OilAndGasExplorationAndProductionIndustriesDisclosuresTextBlock | parent-child | http://fasb.org/us-gaap/role/disclosure/ExtractiveIndustries |