| 貸借対照表 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 貸借対照表 [表] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 連結貸借対照表 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/Consolidated/role/label | http://www.xbrl.org/2003/role/link |
| 中間連結貸借対照表 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| 四半期連結貸借対照表 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |
| 中間貸借対照表 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| 四半期貸借対照表 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |
| Balance sheet | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Balance sheet [table] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Consolidated balance sheet | en | http://disclosure.edinet-fsa.go.jp/jppfs/Consolidated/role/label | http://www.xbrl.org/2003/role/link |
| Semi-annual consolidated balance sheet | en | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| Quarterly consolidated balance sheet | en | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |
| Semi-annual balance sheet | en | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| Quarterly balance sheet | en | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |