| Property, plant and equipment | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Property, plant and equipment at beginning of period | en | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Property, plant and equipment at end of period | en | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Total property, plant and equipment | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The amount of tangible assets that: (a) are held for use in the production or supply of goods or services, for rental to others, or for administrative purposes; and (b) are expected to be used during more than one period. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Maoin, Gléasra agus Trealamh | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An méid sócmhainní inláimhsithe atá: (a) á sealbhú le húsáid i dtáirgeadh nó i soláthar earraí nó seirbhísí, le ligean ar cíos le daoine eile, nó chun críocha riaracháin; agus (b) a bhfuil coinne lena n‑úsáid le linn níos mó ná tréimhse amháin. | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Maoin, gléasra agus trealamh iomlán | ga | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Maoin, gléasra agus trealamh ag tús na tréimhse | ga | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Maoin, gléasra agus trealamh ag deireadh na tréimhse | ga | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |