| Description of impact of rate regulation on current and deferred tax | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The description of the impact of the rate regulation on the current and deferred tax. Rate regulation is a framework for establishing the prices that can be charged to customers for goods or services and that framework is subject to oversight and/or approval by a rate regulator. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Deskrizzjoni tal-impatt tar-regolazzjoni tar-rati fuq it-taxxa kurrenti u differita | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Id-deskrizzjoni tal-impatt tar-regolazzjoni tar-rati fuq it-taxxa kurrenti u differita. Ir-regolazzjoni tar-rati hija qafas sabiex jiġu stabbiliti l-prezzijiet li jistgħu jintalbu lill-klijenti għall-prodotti jew għas-servizzi u dak il-qafas huwa soġġett għas-sorveljanza u/jew l-approvazzjoni minn regolatur tar-rati. | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |