| Payments in respect of settlements, net defined benefit liability (asset) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Payments in respect of settlements, net defined benefit liability (asset) | en | http://www.xbrl.org/2009/role/negatedLabel | http://www.xbrl.org/2003/role/link |
| The decrease (increase) in the net defined benefit liability (asset) resulting from payments from the plan in respect of settlements. [Refer: Gains (losses) arising from settlements, net defined benefit liability (asset); Net defined benefit liability (asset); Defined benefit plans [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Pagamenti fir-rigward tas-saldi, obbligazzjoni (assi) ta’ benefiċċju definit nett | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| It-tnaqqis (iż-żieda) fl-obbligazzjoni (assi) ta’ benefiċċju definit nett li tirriżulta mill-pagamenti mill-pjan fir-rigward tas-saldi. [Refer: Qligħ (telf) li jinħoloq minn saldi, obbligazzjoni (assi) ta’ benefiċċju definit nett; Obbligazzjoni (assi) tal-benefiċċju definit nett; Pjanijiet ta’ benefiċċju definit [member]] | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |