| Contingent liability arising from post-employment benefit obligations [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for a contingent liability arising from post-employment benefit obligations. Post-employment benefits are employee benefits (other than termination benefits and short-term employee benefits) that are payable after the completion of employment. [Refer: Contingent liabilities [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Dliteanas teagmhasach a eascraíonn as oibleagáidí sochair iarfhostaíochta [member] | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Seasann an ball seo do dhliteanas teagmhasach a eascraíonn as oibleagáidí sochair iarfhostaíochta. Is éard is sochair iarfhostaíochta ann sochair fostaithe (seachas sochair i dtaca le foirceannadh agus sochair ghearrthéarmacha fostaithe) is iníoctha tar éis críoch a bheith curtha le fostaíocht. [Féach: Dliteanais theagmhasacha [member]] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |