| 資本剰余金 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 資本剰余金 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 資本剰余金合計 | ja | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Capital surplus | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Capital surplus | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Total capital surplus | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |