| 企業統治の組織形態(3分類)を変更した旨 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 企業統治の組織形態(3分類)を変更した旨 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Description of fact that corporate governance system (choice from three categories) was changed | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Description of fact that corporate governance system (choice from three categories) was changed [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |