| Contingent liability for decommissioning, restoration and rehabilitation costs [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for a contingent liability relating to decommissioning, restoration and rehabilitation costs. [Refer: Contingent liabilities [member]] | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Pogojna obveznost za stroške razgradnje, obnove in ponovnega oživljanja okolja [member] | sl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Ta pripadnik pomeni pogojno obveznost, povezano s stroški razgradnje, obnove in ponovnega oživljanja okolja. [glej: Pogojne obveznosti [member]] | sl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |