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ACQUISITIONS (Details) R$ in Millions, $ in Millions |  |  |  |  | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jan. 30, 2019 USD ($) | Oct. 02, 2018 USD ($) | Mar. 19, 2018 USD ($) | Feb. 14, 2018 USD ($) Plant | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Feb. 14, 2018 BRL (R$) | Feb. 14, 2018 USD ($)
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Cash consideration paid |  |  |  |  | $ 30.0 | $ 304.2 |  |
Cost |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  | 339.9 |  |
Development and operating properties | Cost |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  | 65.1 |  |
Land, plant and equipment |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Acquisitions |  |  | $ 65.1 |  |  |  |  |
Land, plant and equipment | Cost |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Acquisitions |  |  |  |  |  | $ 274.8 |  |
MDO | La Coipa Phase 7 mining concessions |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Percentage of equity interest acquired |  |  | 50.00% |  |  |  |  |
Purchase Price |  |  | $ 65.1 |  |  |  |  |
Cash consideration |  |  | 65.0 |  |  |  |  |
Cash consideration paid | $ 30.0 |  | 35.1 |  |  |  |  |
Transaction costs |  |  | $ 0.1 |  |  |  |  |
KBM | Subsidiary of Gerdau SA | Brazil |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Hydroelectric power plants acquired | Plant |  |  |  | 2 |  |  |  |
Purchase Price |  |  |  |  |  |  | R$ 835.0 | $ 253.7
Transaction costs |  |  |  | $ 3.4 |  |  |  |
KGBM | Bald Mountain Exploration LLC |  |  |  |  |  |  |  |
Acquisitions and Dispositions |  |  |  |  |  |  |  |
Percentage of equity interest acquired |  | 50.00% |  |  |  |  |  |
Cash consideration |  | $ 15.5 |  |  |  |  |  |
Royalty obligation (as percent of net smelter) |  | 1.25% |  |  |  |  |  |
Transaction costs |  | $ 0.1 |  |  |  |  |  |

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