| Gain (loss) on changes in effect of limiting reimbursement rights to asset ceiling excluding interest income or expense, reimbursement rights | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The increase (decrease) in reimbursement rights resulting from the gain (loss) on changes in the effect of limiting a reimbursement right to the asset ceiling, excluding amounts included in interest income or expense. [Refer: Interest income; Net defined benefit liability (asset); Interest income, reimbursement rights] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Qligħ (telf) fuq il-bidliet fl-effett tal-limitazzjoni tad-drittijiet ta’ rimborż għal-limitu massimu tal-assi esklużi l-introjtu mill-imgħax jew l-ispiża tal-imgħax, drittijiet ta’ rimborż | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Iż-żieda (it-tnaqqis) fid-drittijiet ta’ rimborż li jirriżultaw mill-qligħ (mit-telf) fuq il-bidliet fl-effett tal-limitazzjoni ta’ dritt ta’ rimborż għal-limitu massimu tal-assi, minbarra l-ammonti inklużi fl-introjtu mill-imgħax jew fl-ispiża tal-imgħax. [Refer: Introjtu mill-imgħax; Obbligazzjoni (assi) tal-benefiċċju definit nett; Introjtu mill-imgħax, drittijiet ta’ rimborż] | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |