| 重要事象等の内容、分析及び対応策 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 重要事象等の内容、分析及び対応策、事業等のリスク [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Description, analysis and responses to significant events or circumstances related to going concern risks | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Description, analysis and responses to significant events or circumstances related to going concern risks, Business risks [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |