| Statement of cash flows | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Statement of cash flows (IFRS) [line items] | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Consolidated statement of cash flows | en | http://disclosure.edinet-fsa.go.jp/jppfs/Consolidated/role/label | http://www.xbrl.org/2003/role/link |
| Condensed semi-annual consolidated statement of cash flows | en | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| Condensed quarterly consolidated statement of cash flows | en | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |
| Condensed semi-annual statement of cash flows | en | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| Condensed quarterly statement of cash flows | en | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |
| キャッシュ・フロー計算書 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| キャッシュ・フロー計算書(IFRS) [表示項目] | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| 連結キャッシュ・フロー計算書 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/Consolidated/role/label | http://www.xbrl.org/2003/role/link |
| 要約中間連結キャッシュ・フロー計算書 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| 要約四半期連結キャッシュ・フロー計算書 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/ConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |
| 要約中間キャッシュ・フロー計算書 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedInterim/role/label | http://www.xbrl.org/2003/role/link |
| 要約四半期キャッシュ・フロー計算書 | ja | http://disclosure.edinet-fsa.go.jp/jppfs/NonConsolidatedQuarterly/role/label | http://www.xbrl.org/2003/role/link |