| Other cash payments to acquire interests in joint ventures, classified as investing activities | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Other cash payments to acquire interests in joint ventures | en | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |
| The cash outflow to acquire interests in joint ventures (other than payments for those instruments considered to be cash equivalents or those held for dealing or trading purposes), classified as investing activities. [Refer: Joint ventures [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Ostatné peňažné výdavky na nadobudnutie podielov v spoločných podnikoch, klasifikované ako investičné činnosti | sk | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Odlevy peňažných prostriedkov na nadobudnutie podielov v spoločných podnikoch (iné ako platby za nástroje považované za peňažné ekvivalenty alebo držané na účely predaja alebo obchodovania), klasifikované ako investičné činnosti. [Odkaz: Spoločné podniky [member]] | sk | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Ostatné peňažné výdavky na nadobudnutie podielov v spoločných podnikoch | sk | http://www.xbrl.org/2009/role/negatedTerseLabel | http://www.xbrl.org/2003/role/link |