| 入札によらない売出し | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 入札によらない売出し、売出しの条件(引受人の買取引受による売出し) [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Secondary distribution not by bidding | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Secondary distribution not by bidding, Terms of secondary distribution by firm commitment underwriting [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |