| Profit (loss), including net movement in regulatory deferral account balances related to profit or loss and net movement in related deferred tax | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The profit (loss) that includes the net movement in regulatory deferral account balances related to profit or loss and the net movement in related deferred tax. [Refer: Net movement in regulatory deferral account balances related to profit or loss; Net movement in deferred tax arising from regulatory deferral account balances related to profit or loss; Profit (loss)] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Brabús (caillteanas), lena n‑áirítear glanghluaiseacht in iarmhéideanna cuntais iarchurtha rialála a bhaineann le brabús nó caillteanas agus glanghluaiseacht i gcáin iarchurtha ghaolmhar | ga | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| An brabús (caillteanas) ina n‑áirítear an ghlanghluaiseacht in iarmhéideanna cuntais iarchurtha rialála a bhaineann le brabús nó caillteanas agus glanghluaiseacht i gcáin iarchurtha ghaolmhar. [Féach: Glanghluaiseacht in iarmhéideanna cuntais iarchurtha rialála a bhaineann le brabús nó caillteanas; Glanghluaiseacht i gcáin iarchurtha a eascraíonn as iarmhéideanna cuntais iarchurtha rialála a bhaineann le brabús nó caillteanas; Brabús (caillteanas)] | ga | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |