| Name | OtherElementsForNotesStatementOfIncomeOfSecuritiesRelatedBusinessAbstract |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2018-02-28/jpcrp_cor |
| Prefix | jpcrp_cor |
| Data type | xbrli:stringItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 第一種金融商品取引業 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 第一種金融商品取引業の損益計算書関係のその他の要素 [タイトル項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Securities related business | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other elements for Notes - Statement of income of Securities related business [abstract] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |