| Decrease through transfer to liabilities included in disposal groups classified as held for sale, other provisions | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Decrease through transfer to liabilities included in disposal groups classified as held for sale, other provisions | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| The decrease in other provisions resulting from the transfer of those provisions to liabilities included in disposal groups classified as held for sale. [Refer: Other provisions; Disposal groups classified as held for sale [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Laghdú trí aistriú chuig dliteanais a áirítear i ngrúpaí diúscartha a aicmítear mar shealbhaithe le díol | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An laghdú ar fhorálacha eile a leanann as aistriú na soláthairtí sin chuig dliteanais a áirítear i ngrúpaí diúscartha a aicmítear mar ghrúpaí atá á sealbhú lena ndíol. [Féach: Soláthairtí eile; Grúpaí diúscartha a aicmítear mar ghrúpaí atá á sealbhú lena ndíol [member] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Laghdú trí aistriú chuig dliteanais a áirítear i ngrúpaí diúscartha a aicmítear mar shealbhaithe le díol | ga | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |