| Name | TotalOfValuationGainLossEquitySecuritiesNotListedInvestmentEquitySecuritiesHeldForPureInvestmentLargestHoldingCompany |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2020-11-01/jpcrp_cor |
| Prefix | jpcrp_cor |
| Data type | xbrli:monetaryItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 評価損益の合計額 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 評価損益の合計額、非上場株式、保有目的が純投資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 |
| Total of valuation gain (loss) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total of valuation gain (loss), Shares not listed, Investment shares held for pure investment, Largest holding company | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |