| Name | ProvisionForLargeScaleRenovationOfTheShinkansenInfrastructureNCLRWY |
|---|---|
| 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 |
|---|---|---|---|
| Provision for large scale renovation of Shinkansen infrastructure | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Provision for large scale renovation of Shinkansen infrastructure-NCL-RWY | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 新幹線鉄道大規模改修引当金 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 新幹線鉄道大規模改修引当金、固定負債、鉄道事業 | ja | 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 | 鉄道事業会計規則 | http://www.xbrl.org/2003/role/reference |
| IssueDate | 2019-03-29 | http://www.xbrl.org/2003/role/reference |
| Article | 別表第2 第1号表 | http://www.xbrl.org/2003/role/reference |
| IndustryAbbreviation | rwy | http://www.xbrl.org/2003/role/reference |