| 破産更生債権等の増減額(△は増加) | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 破産更生債権等の増減額(△は増加)、営業活動によるキャッシュ・フロー | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Decrease (increase) in claims provable in bankruptcy, claims provable in rehabilitation | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Decrease (increase) in claims provable in bankruptcy, claims provable in rehabilitation-OpeCF | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |