| Name | AnnexedDetailedScheduleOfIncreaseAndDecreaseOfNonCurrentAssetsPart2IntangibleAssetsELEHeading |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/jpcrp_cor |
| Prefix | jpcrp_cor |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | iod:identifierItem |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 固定資産期中増減明細表(無形固定資産再掲) | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 固定資産期中増減明細表(無形固定資産再掲)、電気事業 [目次項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Annexed detailed schedule of increase and decrease in non-current assets (part 2: intangible assets) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Annexed detailed schedule of increase and decrease in non-current assets (part 2: intangible assets) - ELE [heading] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
Annexed detailed schedule of increase and decrease in non-current assets (part 2: intangible assets) jpcrp_cor:AnnexedDetailedScheduleOfIncreaseAndDecreaseOfNonCurrentAssetsPart2IntangibleAssetsELETextBlock | parent-child | http://disclosure.edinet-fsa.go.jp/role/jpcrp/rol_std_CabinetOfficeOrdinanceOnDisclosureOfCorporateInformationEtcFormNo32AnnualSecuritiesReport |
| Name | Relation Type | Role | |
|---|---|---|---|
jpcrp_cor:AnnexedDetailedSchedulesHeading | parent-child | http://disclosure.edinet-fsa.go.jp/role/jpcrp/rol_std_CabinetOfficeOrdinanceOnDisclosureOfCorporateInformationEtcFormNo32AnnualSecuritiesReport |