| Other comprehensive income | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other comprehensive income (IFRS) | en | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| Total other comprehensive income | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Other comprehensive income, net of tax | en | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/label | http://www.xbrl.org/2003/role/link |
| Total other comprehensive income, net of tax | en | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/totalLabel | http://www.xbrl.org/2003/role/link |
| その他の包括利益 | ja | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| その他の包括利益(IFRS) | ja | http://www.xbrl.org/2003/role/verboseLabel | http://www.xbrl.org/2003/role/link |
| その他の包括利益合計 | ja | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| 税引後その他の包括利益 | ja | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/label | http://www.xbrl.org/2003/role/link |
| 税引後その他の包括利益合計 | ja | http://disclosure.edinet-fsa.go.jp/jpcrp/std/alt/role/totalLabel | http://www.xbrl.org/2003/role/link |