| Name | BookValueInvestmentEquitySecuritiesHeldForPurposesOtherThanPureInvestmentLargestHoldingCompany |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2019-02-28/jpcrp_cor |
| Prefix | jpcrp_cor |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 貸借対照表計上額 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 貸借対照表計上額、保有目的が純投資目的以外の目的である投資株式、最大保有会社 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Book value | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Book value, Investment equity securities held for purposes other than pure investment, Largest holding company | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |