| Name | JointlyOwnedUtilityPlantAxis |
|---|---|
| Namespace | http://fasb.org/us-gaap/2022 |
| Prefix | us-gaap |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrldt:dimensionItem |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| Jointly Owned Utility Plant [Axis] | en-US | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Information by type of jointly owned utility plant. | en-US | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| elementCreationTaxonomyVersion | 2008 | http://fasb.org/us-gaap/role/tin/taxonomyImplementationNote |
| Publisher | FASB | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Accounting Standards Codification | http://fasb.org/us-gaap/role/ref/legacyRef |
| Topic | 980 | http://fasb.org/us-gaap/role/ref/legacyRef |
| SubTopic | 360 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Section | S99 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Paragraph | 1 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Subparagraph | (SAB Topic 10.C) | http://fasb.org/us-gaap/role/ref/legacyRef |
| URI | https://asc.fasb.org/extlink&oid=122136288&loc=d3e659983-123033 | http://fasb.org/us-gaap/role/ref/legacyRef |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:JointlyOwnedUtilityPlantDomain | parent-child | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:JointlyOwnedUtilityPlantDomain | dimension-default | http://fasb.org/us-gaap/role/disclosure/RegulatedOperationsJointlyOwnedUtilityPlantInterestsTable | |
us-gaap:JointlyOwnedUtilityPlantDomain | dimension-domain | http://fasb.org/us-gaap/role/disclosure/RegulatedOperationsJointlyOwnedUtilityPlantInterestsTable |
| Name | Relation Type | Role | |
|---|---|---|---|
us-gaap:JointlyOwnedUtilityPlantInterestsTable | parent-child | http://fasb.org/us-gaap/role/disclosure/RegulatedOperations | |
us-gaap:JointlyOwnedUtilityPlantInterestsTable | hypercube-dimension | http://fasb.org/us-gaap/role/disclosure/RegulatedOperationsJointlyOwnedUtilityPlantInterestsTable |