| Weighted average fair value at measurement date, share options granted | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Weighted average fair value at measurement date, share options granted | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| The weighted average fair value of share options granted during the period at the measurement date. [Refer: Weighted average [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Promedio ponderado del valor razonable en la fecha de la medición, opciones sobre acciones otorgadas | es | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Promedio ponderado del valor razonable en la fecha de medición, opciones sobre acciones concedidas | es | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Weighted average fair value at measurement date, share options granted | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |