| Information about how expected volatility was determined, share options granted | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Information about how expected volatility was determined, share options granted | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Information about how the expected volatility used for pricing share options granted was determined, including an explanation of the extent to which expected volatility was based on historical volatility. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Información sobre la forma en que se determinó la volatilidad esperada, opciones sobre acciones concedidas | es | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Información sobre cómo la volatilidad esperada fue determinada, opciones sobre acciones concedidas | es | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Information about how expected volatility was determined, share options granted | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |