| Standard label: | Public Utilities, Property, Plant and Equipment, Interest Rate on Intermediary Debt for Electric Utility Plant Construction |
| Name: | us-gaap:PublicUtilitiesPropertyPlantAndEquipmentInterestRateOnIntermediaryDebtForElectricUtilityPlantConstruction |
| Documentation: | Discloses the interest rate related to debt for plant construction for an electric utility using an intermediary for each period for which an income statement is presented. |
| Object type: | cm:Concept |
| Data type: | Percent (num:percentItemType) |
| Period type: | For Period (duration) |
| Balance type: | (no balance type) |
| Abstract: | false |
| Workiva Wdesk Taxonomy Analyzer: | us-gaap:PublicUtilitiesPropertyPlantAndEquipmentInterestRateOnIntermediaryDebtForElectricUtilityPlantConstruction |
| Label | Role | Language |
| Public Utilities, Property, Plant and Equipment, Interest Rate on Intermediary Debt for Electric Utility Plant Construction | http://www.xbrl.org/2003/role/label | en-US |
| Reference | Role | Topic |
| FASB Accounting Standards Codification 980 810 S99 2 (SAB Topic 10.A) | http://fasb.org/us-gaap/role/ref/legacyRef | 980 |