| Name | ReportableSegmentsMember |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jpcrp/2018-03-31/jpcrp_cor |
| Prefix | jpcrp_cor |
| Data type | nonnum:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 報告セグメント | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 報告セグメント [メンバー] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 計 | ja | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 合計 | ja | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 報告セグメント計 | ja | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt2/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Reportable segments | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Reportable segments [member] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Total | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Total | en | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Reportable segments total | en | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt2/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | 内閣府 | http://www.xbrl.org/2003/role/reference |
| Name | 四半期連結財務諸表規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2015-09-04 | http://www.xbrl.org/2003/role/reference |
| Article | 様式第一号 | http://www.xbrl.org/2003/role/reference |
| Publisher | 内閣府 | http://www.xbrl.org/2003/role/reference |
| Name | 財務諸表等規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2017-06-30 | http://www.xbrl.org/2003/role/reference |
| Article | 様式第二号 | http://www.xbrl.org/2003/role/reference |
| Publisher | 内閣府 | http://www.xbrl.org/2003/role/reference |
| Name | 連結財務諸表規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2017-05-25 | http://www.xbrl.org/2003/role/reference |
| Article | 様式第一号 | http://www.xbrl.org/2003/role/reference |
| Publisher | 内閣府 | http://www.xbrl.org/2003/role/reference |
| Name | 中間財務諸表等規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2015-09-04 | http://www.xbrl.org/2003/role/reference |
| Article | 様式第一号 | http://www.xbrl.org/2003/role/reference |
| Publisher | 内閣府 | http://www.xbrl.org/2003/role/reference |
| Name | 中間連結財務諸表規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2015-09-04 | http://www.xbrl.org/2003/role/reference |
| Article | 様式第一号 | http://www.xbrl.org/2003/role/reference |
| Publisher | 内閣府 | http://www.xbrl.org/2003/role/reference |
| Name | 四半期財務諸表等規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2015-09-04 | http://www.xbrl.org/2003/role/reference |
| Article | 様式第一号 | http://www.xbrl.org/2003/role/reference |