| 非連結子会社及び関連会社の株式及び社債等 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 非連結子会社及び関連会社の株式及び社債等 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Notes regarding shares and bonds, etc. of unconsolidated subsidiaries and associates | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Notes regarding shares and bonds, etc. of unconsolidated subsidiaries and associates [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |