| Fair value of investments in equity instruments designated at fair value through other comprehensive income at date of derecognition | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The fair value at the date of the derecognition of investments in equity instruments that the entity has designated at fair value through other comprehensive income. [Refer: Investments in equity instruments designated at fair value through other comprehensive income [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Justo valor dos investimentos em instrumentos de capital próprio designados pelo justo valor através de outro rendimento integral à data do desreconhecimento | pt | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| O justo valor à data do desreconhecimento dos investimentos em instrumentos de capital próprio designados pela entidade pelo justo valor através de outro rendimento integral. [Consultar: Investimentos em instrumentos de capital próprio designados pelo justo valor noutro rendimento integral [member]] | pt | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |