| Consolidated structured entities [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for consolidated structured entities. A structured entity is an entity that has been designed so that voting or similar rights are not the dominant factor in deciding who controls the entity, such as when any voting rights relate to administrative tasks only and the relevant activities are directed by means of contractual arrangements. [Refer: Consolidated [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Entitajiet strutturati konsolidati [member] | mt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Dan il-membru jirrappreżenta l-entitajiet strutturati konsolidati. Entità strutturata hija entità li ġiet iddisinjata b’mod li d-drittijiet tal-vot jew drittijiet simili ma jkunux il-fattur dominanti fid-deċiżjoni ta’ min jikkontrolla l-entità, pereżempju meta kwalunkwe dritt tal-vot ikun relatat ma’ kompiti amministrattivi biss u l-attivitajiet rilevanti jitmexxew permezz ta’ arranġamenti kuntrattwali. [Refer: Konsolidati [member]] | mt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |