| Standard label: | Costs Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities [Table] |
| Name: | us-gaap:CostsIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesTable |
| Documentation: | Detailed information on the individual expense items associated with oil and gas property acquisition, exploration and development activities presented in a tabular format. |
| Object type: | cm:Table |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | true |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:CostsIncurredInOilAndGasPropertyAcquisitionExplorationAndDevelopmentActivitiesTable |
| Label | Role | Language |
| Costs Incurred in Oil and Gas Property Acquisition, Exploration, and Development Activities [Table] | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 410 20 50 1 (c)(1) | http://fasb.org/us-gaap/role/ref/legacyRef | 410 |
| FASB Accounting Standards Codification 932 235 55 4 | http://fasb.org/us-gaap/role/ref/legacyRef | 932 |
| FASB Accounting Standards Codification 932 235 50 18 | http://fasb.org/us-gaap/role/ref/legacyRef | 932 |
| FASB Accounting Standards Codification 932 235 50 19 | http://fasb.org/us-gaap/role/ref/legacyRef | 932 |
| FASB Accounting Standards Codification 932 235 50 20 | http://fasb.org/us-gaap/role/ref/legacyRef | 932 |