| Income tax relating to exchange differences on translation other than translation of foreign operations included in other comprehensive income | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Income tax relating to exchange differences on translation other than translation of foreign operations included in other comprehensive income | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| The amount of income tax relating to amounts recognised in other comprehensive income in relation to exchange differences on translation of the financial statements of a parent company or a stand-alone entity to a different presentation currency. [Refer: Other comprehensive income; Reserve of exchange differences on translation] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Cáin ioncaim a bhaineann le difríochtaí malartaithe i ngeall ar aistriú seachas ar oibríochtaí eachtracha a aistriú a áirítear in ioncam cuimsitheach eile | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An méid cánach ioncaim a bhaineann le méideanna a aithnítear in ioncam cuimsitheach eile i ndáil le difríochtaí sna rátaí malairte ar aistriú ráiteas airgeadais máthairchuideachta nó eintitis saorsheasaimh chuig airgeadra tuairiscithe difriúil. [Féach: Ioncam cuimsitheach eile; Cúlchiste difríochtaí malartaithe ar aistriú] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Cáin ioncaim a bhaineann le difríochtaí malartaithe i ngeall ar aistriú seachas ar oibríochtaí eachtracha a aistriú a áirítear in ioncam cuimsitheach eile | ga | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |