| The increase (decrease) in insurance contracts liability (asset) resulting from insurance service result. [Refer: Insurance contracts liability (asset); Insurance service result] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Total increase (decrease) through insurance service result, insurance contracts liability (asset) | en | http://www.xbrl.org/2003/role/totalLabel | http://www.xbrl.org/2003/role/link |
| Increase (decrease) through insurance service result, insurance contracts liability (asset) | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |