| Exploration and evaluation assets [member] | en | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| This member stands for exploration and evaluation expenditures recognised as assets in accordance with the entity's accounting policy. Exploration and evaluation expenditures are expenditures incurred by an entity in connection with the exploration for, and evaluation of, mineral resources before the technical feasibility and commercial viability of extracting a mineral resource are demonstrable. | en | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |
| Sredstva za raziskovanje in vrednotenje [member] | sl | http://www.xbrl.org/2003/role/label | http://www.xbrl.org/2003/role/link |
| Ta pripadnik pomeni stroške raziskovanja in vrednotenja, ki so v skladu z računovodsko usmeritvijo podjetja pripoznani kot sredstva. Stroški raziskovanja in vrednotenja so stroški, ki jih ima podjetje v zvezi z raziskovanjem in vrednotenjem rudnih bogastev, preden se dokaže tehnična izvedljivost in ekonomska upravičenost pridobivanja rudnega bogastva. | sl | http://www.xbrl.org/2003/role/documentation | http://www.xbrl.org/2003/role/link |