| Interest expense on the defined benefit obligation represents an increase in net defined benefit liability and should be tagged with a positive value. Interest income on the plan assets represents a decrease in net defined benefit liability (equivalent to an increase in a net defined benefit asset) and should be tagged with a negative value. Interest on the effect of the asset ceiling represents an increase in net defined benefit liability and should be tagged with a positive value. | en | http://www.xbrl.org/2003/role/commentaryGuidance | http://www.xbrl.org/2003/role/link |
| Increase (decrease) in net defined benefit liability (asset) resulting from interest expense (income) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The increase (decrease) in the net defined benefit liability (asset) resulting from the passage of time. [Refer: Interest expense; Net defined benefit liability (asset)] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Żieda (tnaqqis) fl-obbligazzjoni (assi) ta’ benefiċċju definit nett li tirriżulta mill-ispiża tal-imgħax (introjtu mill-imgħax) | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Iż-żieda (it-tnaqqis) fl-obbligazzjoni (assi) ta’ benefiċċju definit nett li tirriżulta mill-mogħdija taż-żmien. [Refer: Spiża tal-imgħax; Obbligazzjoni (assi) ta’ benefiċċju definit nett] | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| L-ispiża tal-imgħax fuq l-obbligu ta’ benefiċċju definit tirrappreżenta żieda fl-obbligazzjoni ta’ benefiċċju definit nett u jenħtieġ li tiġi ttaggjata b’valur pożittiv. L-introjtu mill-imgħax fuq l-assi tal-pjan jirrappreżenta tnaqqis fl-obbligazzjoni ta’ benefiċċju definit nett (ekwivalenti għal żieda f’assi ta’ benefiċċju definit nett) u jenħtieġ li jiġi ttaggjat b’valur negattiv. L-imgħax fuq l-effett tal-limitu massimu tal-assi jirrappreżenta żieda fl-obbligazzjoni ta’ benefiċċju definit nett u jenħtieġ li jiġi ttaggjat b’valur pożittiv. | mt | http://www.xbrl.org/2003/role/commentaryGuidance | http://www.xbrl.org/2003/role/link |