| Interest paid, classified as investing activities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Interest paid, classified as investing activities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Interest paid | en | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |
| Interest paid | en | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |
| The cash outflow for interest paid, classified as investing activities. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Intereses pagados, clasificados como actividades de inversión | es | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Intereses pagados | es | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |
| Intereses pagados | es | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |
| Interest paid | en | http://www.xbrl.org/2003/role/terseLabel | http://www.xbrl.org/2003/role/link |