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COMMITTMENTS AND CONTINGENCIES: (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2012
COMMITMENTS AND CONTINGENCIES: |
Schedule of environmental capital expenditures |
|  | 2012 |  | 2011 |
Peruvian operations |  | $ | 1.1 |  | $ | 0.4 |
Mexican operations |  | 8.3 |  | 2.5 |
|  | $ | 9.4 |  | $ | 2.9 |

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- Definition Tabular disclosure of environmental capital expenditures incurred during the period. + References No definition available. + Details
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