| Opening balance after adjustment, cumulative effect at date of initial application [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member indicates the opening balance after the cumulative effect adjustment in the financial statements at the date of initial application of a new or amended IFRS Standard. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Iarmhéid tosaigh tar éis coigeartú, éifeacht charnach ar dháta an churtha i bhfeidhm tosaigh [member] | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Seasann an ball seo d’iarmhéid tosaigh tar éis an choigeartaithe éifeachta carnaí sna ráitis airgeadais ar an dáta a chuirtear Caighdeán IFRS nua nó leasaithe i bhfeidhm i dtosach. | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |