| 販売費及び一般管理費 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 販売費及び一般管理費 [タイトル項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 販売費・一般管理費 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/sec/role/label | http://www.xbrl.org/2003/role/link |
| Selling, general and administrative expenses | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Selling, general and administrative expenses [abstract] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Selling, general and administrative expenses | en | http://disclosure.edinet-fsa.go.jp/jppfs/sec/role/label | http://www.xbrl.org/2003/role/link |