| 貸借対照表計上額 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 貸借対照表計上額、非上場株式以外の株式、保有目的が純投資目的以外の目的である投資株式、投資株式計上額が次に大きい会社 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Carrying amount | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Carrying amount, Shares other than those not listed, Investment shares held for purposes other than pure investment, Second largest holding company | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |