| その他の事業総利益又はその他の事業総損失(△) | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| その他の事業総利益又はその他の事業総損失(△)、売上総利益 | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| その他の事業総利益 | ja | http://www.xbrl.org/2003/role/positiveLabel | http://www.xbrl.org/2003/role/link |
| その他の事業総損失(△) | ja | http://www.xbrl.org/2003/role/negativeLabel | http://www.xbrl.org/2003/role/link |
| Gross profit (loss) - other business | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Gross profit (loss)-other business-GP | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Gross profit - other business | en | http://www.xbrl.org/2003/role/positiveLabel | http://www.xbrl.org/2003/role/link |
| Gross loss - other business | en | http://www.xbrl.org/2003/role/negativeLabel | http://www.xbrl.org/2003/role/link |