| Name | OtherElectricUtilityPlantAndEquipmentNCAElectricELE |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2018-02-28/jppfs_cor |
| Prefix | jppfs_cor |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | debit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| その他の電気事業固定資産 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| その他の電気事業固定資産、電気事業固定資産、電気事業 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Other electric utility plant and equipment | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other electric utility plant and equipment-NCA-electric-ELE | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| IndustryAbbreviation | ele | http://www.xbrl.org/2003/role/reference |