| 四半期連結貸借対照表 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 四半期連結貸借対照表 [目次項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 要約四半期連結財政状態計算書 | ja | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/label | http://www.xbrl.org/2003/role/link |
| Quarterly consolidated balance sheet | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Quarterly consolidated balance sheet [heading] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Condensed quarterly consolidated statement of financial position | en | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/label | http://www.xbrl.org/2003/role/link |