| Increase (decrease) in fair value measurement, entity's own equity instruments | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Total increase (decrease) in fair value measurement, entity's own equity instruments | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| The increase (decrease) in the fair value measurement of the entity's own equity instruments. [Refer: At fair value [member]; Entity's own equity instruments [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Żieda (tnaqqis) fil-kejl tal-valur ġust, strumenti ta' ekwità proprji tal-entità | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Iż-żieda (it-tnaqqis) fil-kejl tal-valur ġust tal-istrumenti ta' ekwità proprji tal-entità. [Refer: Bil-valur ġust [member]; strumenti ta' ekwità proprji tal-entità [member]] | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Żieda (tnaqqis) totali fil-kejl tal-valur ġust, strumenti ta' ekwità proprji tal-entità | mt | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |