| Name | PublicUtilitiesPropertyPlantAndEquipmentPlantInService |
|---|---|
| Namespace | http://fasb.org/us-gaap/2020-01-31 |
| Prefix | us-gaap |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Public Utilities, Property, Plant and Equipment, Plant in Service | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Public Utilities, Property, Plant and Equipment, Plant in Service, Total | en-US | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Period end amount of total gross PPE. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentLand | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentGenerationOrProcessing | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentTransmissionAndDistribution | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentFuel | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentConstructionWorkInProgress | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentCommon | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentEquipment | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentVehicles | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentOtherPropertyPlantAndEquipment | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceAbstract | parent-child | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentNet | summation-item | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:PublicUtilitiesPropertyPlantAndEquipmentPlantInServiceAbstract | domain-member | http://fasb.org/us-gaap/role/disclosure/RegulatedOperationsPublicUtilityPropertyPlantAndEquipmentTable |