| Pasivos derivados de contratos de seguro y contratos de reaseguro emitidos | es | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Pasivos derivados de contratos de seguro y contratos de reaseguro emitidos al comienzo del periodo | es | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Pasivos derivados de contratos de seguro y contratos de reaseguro emitidos al final del periodo | es | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Total pasivos derivados de contratos de seguro y contratos de reaseguro emitidos. | es | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Liabilities under insurance contracts and reinsurance contracts issued | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Liabilities under insurance contracts and reinsurance contracts issued at beginning of period | en | http://www.xbrl.org/2003/role/periodStartLabel | http://www.xbrl.org/2003/role/link |
| Liabilities under insurance contracts and reinsurance contracts issued at end of period | en | http://www.xbrl.org/2003/role/periodEndLabel | http://www.xbrl.org/2003/role/link |
| Total liabilities under insurance contracts and reinsurance contracts issued | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |