| Regulatory deferral account balances classified as disposal groups [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Залишки рахунку відстрочених тарифних різниць, класифікованих як групи для вибуття [компонент] | uk | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for regulatory deferral account balances that are classified as disposal groups. [Refer: Disposal groups classified as held for sale [member]; Regulatory deferral account balances [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |