| Additional liabilities, contingent liabilities recognised in business combination | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total additional liabilities, contingent liabilities recognised in business combination | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The amount of additional contingent liabilities recognised in business combinations. [Refer: Contingent liabilities recognised in business combination; Business combinations [member]; Contingent liabilities [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Dliteanais bhreise, dliteanais theagmhasacha a aithnítear i gcomhcheangal gnó | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An méid dliteanas teagmhasach breise a aithnítear i gcomhcheangail ghnó. [Féach: Dliteanais theagmhasacha a aithnítear i gcomhcheangal gnó; Comhcheangail ghnó [member]; Dliteanais theagmhasacha [member]] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Dliteanais bhreise iomlána, dliteanais theagmhasacha a aithnítear i gcomhcheangal gnó | ga | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |