| Portion of gains (losses) recognised when control of subsidiary is lost, attributable to recognising investment retained in former subsidiary | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The portion of gains (losses) from losing control of a subsidiary attributable to recognising any investment retained in the former subsidiary at its fair value at the date when control is lost. [Refer: Gains (losses) recognised when control of subsidiary is lost; Subsidiaries [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Parte dos ganhos (perdas) reconhecidos na perda do controlo da filial, atribuível ao reconhecimento do investimento retido na antiga filial | pt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| A parte dos ganhos (perdas) decorrentes da perda do controlo de uma filial, atribuível ao reconhecimento de qualquer investimento retido na antiga filial pelo respetivo justo valor à data da perda de controlo. [Consultar: Ganhos (perdas) reconhecidos na perda do controlo da filial; Filiais [member]] | pt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |