| 売上高又は営業費用に著しい季節的変動がある場合の注記 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 売上高又は営業費用に著しい季節的変動がある場合の注記 [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Notes when there is significant seasonal fluctuation in sales or operating expenses | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Notes when there is significant seasonal fluctuation in sales or operating expenses [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |