| Reserve of remeasurements of defined benefit plans [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for a component of equity resulting from remeasurements of defined benefit plans. [Refer: Other comprehensive income, net of tax, gains (losses) on remeasurements of defined benefit plans] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Riżerva tal-kejl mill-ġdid tal-pjanijiet ta’ benefiċċju definit [member] | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Dan il-membru jirrappreżenta komponent ta’ ekwità li jirriżulta minn kejl mill-ġdid tal-pjanijiet ta’ benefiċċju definit. [Refer: Introjtu komprensiv ieħor, nett mit-taxxa, qligħ (telf) fuq il-kejl mill-ġdid tal-pjanijiet ta’ benefiċċju definit] | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |