| Name | BreakdownOfNetGainOnTradingCMDTextBlock |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2019-02-28/jpcrp_cor |
| Prefix | jpcrp_cor |
| Data type | nonnum:textBlockItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 売買損益の内訳 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 売買損益の内訳、商品先物取引業 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Breakdown of net gain on trading | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Breakdown of net gain on trading-CMD [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Name | Relation Type | Role | |
|---|---|---|---|
jpcrp_cor:OtherElementsForNotesStatementOfIncomeOfCommodityFutureTradingAbstract | parent-child | http://disclosure.edinet-fsa.go.jp/role/jpcrp/rol_std_OtherElementsForNotesStatementOfIncome |