| Aggregate cash-generating units for which amount of goodwill or intangible assets with indefinite useful lives is not significant [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for the aggregate of cash-generating units for which the amount of goodwill or intangible assets with indefinite useful lives is not significant. [Refer: Cash-generating units [member]; Goodwill; Intangible assets other than goodwill] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Aonaid ghiniúna airgid chomhiomlána nach suntasach dóibh an méid cáilmheasa nó sócmhainní doláimhsithe, ag a bhfuil saoil úsáideacha neamhdheimhnithe [member] | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Seasann an ball seo do chomhiomlán na n‑aonad giniúna airgid nach suntasach dóibh an méid cáilmheasa nó sócmhainní doláimhsithe, ag a bhfuil saoil úsáideacha neamhdheimhnithe. [Féach: Aonaid giniúna airgid [member]; Cáilmheas; Sócmhainní doláimhsithe seachas cáilmheas] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |