| Notes - Commitments and contingent liabilities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Notes - Commitments and contingent liabilities, Condensed semi-annual consolidated financial statements (IFRS) [heading] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 注記事項-コミットメント及び偶発債務 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| 注記事項-コミットメント及び偶発債務、要約中間連結財務諸表(IFRS) [目次項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |