| Name | VoluntaryRetainedEarningsMember |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2019-11-01/jppfs_cor |
| Prefix | jppfs_cor |
| Data type | nonnum:domainItemType |
| Period type | duration |
| Substitution Group | xbrli:item |
| Balance | None |
| Nillable | True |
| Abstract | True |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 任意積立金 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 任意積立金 [メンバー] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 任意積立金計 | ja | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Voluntary retained earnings | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Voluntary retained earnings [member] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Total voluntary retained earnings | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| IndustryAbbreviation | cte | http://www.xbrl.org/2003/role/reference |
| Name | Relation Type | Role | |
|---|---|---|---|
jppfs_cor:SurplusLIQMember | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_StatementOfMembersEquity | |
jppfs_cor:SurplusLIQMember | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_StatementOfMembersEquity | |
jppfs_cor:SurplusLIQMember | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_liq_StatementOfMembersEquity-ListOfAccounts | |
jppfs_cor:OtherRetainedEarningsMember | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_cai_StatementOfChangesInEquity-ListOfAccounts |