| その他の無形資産で流動資産又は投資たる資産に属しないもの | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| その他の無形資産で流動資産又は投資たる資産に属しないもの、無形固定資産 [タイトル項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Other intangible assets not classified as current assets or investments | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other intangible assets not classified as current assets or investments - IA [abstract] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |