| Art 19 para 2 item 8 | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Determination on sale or acquisition of business | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Determination on sale or acquisition of business [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 第19条第2項第8号 | ja | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| 事業の譲渡又は譲受けの決定 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 事業の譲渡又は譲受けの決定 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |