| Risk free interest rate, share options granted | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The implied yield currently available on zero-coupon government issues of the country in whose currency the exercise price for share options granted is expressed, with a remaining term equal to the expected term of the option being valued (based on the option's remaining contractual life and taking into account the effects of expected early exercise). [Refer: Government [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Ráta úis saor ó riosca, scair‑roghanna deonaithe | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An toradh intuigthe atá ar fáil faoi láthair ar eisiúintí cúpóin nialasaigh ó rialtas na tíre ar ina hairgeadra a léirítear praghas feidhmithe na scair‑roghanna deonaithe, agus an téarma atá fágtha cothrom le téarma ionchasach na rogha atá á luacháil (bunaithe ar an saolré conarthach atá fágtha ag an rogha agus éifeachtaí an luath‑fheidhmithe a bhfuil coinne leis á gcur san áireamh). [Féach: Rialtas [member]] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |