| Name | RoadBuildingBondsPayableNCLHWY |
|---|---|
| Namespace | http://disclosure.edinet-fsa.go.jp/taxonomy/jppfs/2020-11-01/jppfs_cor |
| Prefix | jppfs_cor |
| Data type | xbrli:monetaryItemType |
| Period type | instant |
| Substitution Group | xbrli:item |
| Balance | credit |
| Nillable | True |
| Abstract | False |
| Text | Lang | Role | Container role |
|---|---|---|---|
| 道路建設関係社債 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 道路建設関係社債、固定負債、高速道路事業 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Road-building bonds payable | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Road-building bonds payable-NCL-HWY | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Name | Value | Role |
|---|---|---|
| Publisher | 国土交通省 | http://www.xbrl.org/2003/role/reference |
| Name | 高速道路事業等会計規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2019-05-22 | http://www.xbrl.org/2003/role/reference |
| Article | 別表第2 第1号様式 | http://www.xbrl.org/2003/role/reference |
| IndustryAbbreviation | hwy | http://www.xbrl.org/2003/role/reference |
| Name | Relation Type | Role | |
|---|---|---|---|
jppfs_cor:NoncurrentLiabilitiesAbstract | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet | |
jppfs_cor:NoncurrentLiabilitiesAbstract | parent-child | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet | |
jppfs_cor:NoncurrentLiabilities | summation-item | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet | |
jppfs_cor:NoncurrentLiabilities | summation-item | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet | |
jppfs_cor:NoncurrentLiabilitiesAbstract | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_ConsolidatedBalanceSheet | |
jppfs_cor:NoncurrentLiabilitiesAbstract | domain-member | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_std_BalanceSheet | |
jppfs_cor:NoncurrentLiabilitiesAbstract | general-special | http://disclosure.edinet-fsa.go.jp/role/jppfs/rol_hwy_BalanceSheet-ListOfAccounts |