| 重要事象等の分析及び対応 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 重要事象等の分析及び対応、財政状態、経営成績及びキャッシュ・フローの状況の分析 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Analysis and responses to significant events related to going concern risks, etc. | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Analysis and responses to significant events related to going concern risks, etc., Analysis of financial position, operating results and cash flows [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |