| Standard label: | Discussion of Method of Measuring Fair Value of Price Risk Derivatives |
| Name: | us-gaap:DiscussionOfMethodOfMeasuringFairValueOfPriceRiskDerivatives |
| Documentation: | Discussion of the methods used by the entity to estimate the fair value of price risk derivatives. |
| Object type: | cm:Concept |
| Data type: | Text/String (xbrli:stringItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:DiscussionOfMethodOfMeasuringFairValueOfPriceRiskDerivatives |
| Label | Role | Language |
| Discussion of Method of Measuring Fair Value of Price Risk Derivatives | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |