| みなし有価証券届出書の追加DEI | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| みなし有価証券届出書及びその関連書類でのみ用いる。 | ja | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| みなし有価証券届出書の追加DEI [タイトル項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Additional DEI for deemed registration statement | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Additional DEI for deemed registration statement [abstract] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |