| 継続企業の前提に関する事項(該当なし) | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 継続企業の前提に関する事項、四半期連結財務諸表(該当なし) [テキストブロック] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Notes - Uncertainties of entity's ability to continue as going concern (N/A) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Notes - Uncertainties of entity's ability to continue as going concern, Quarterly consolidated financial statements (N/A) [text block] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |