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v3.19.1

REVENUE: - Receivables by reporting segment (Details) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2019 USD ($) T | Dec. 31, 2018 USD ($)
Opening and closing balances of receivables |  |
Trade receivables | $ 876.6 | $ 822.4
Related parties | 98.2 | 101.5
Corporate, other and eliminations |  |
Opening and closing balances of receivables |  |
Related parties | $ 9.0 | 19.9
Copper concentrates |  |
Long Term Contracts |  |
Long term contracts | T | 1,090,000 |
Copper cathodes |  |
Long Term Contracts |  |
Long term contracts | T | 48,000 |
Molybdenum concentrates |  |
Long Term Contracts |  |
Long term contracts | T | 24,106 |
Sulfuric acid |  |
Long Term Contracts |  |
Long term contracts | T | 331,620 |
Mexican Open-pit | Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | $ 543.9 | 505.9
Related parties | 89.2 | 81.6
Mexican IMMSA Unit | Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | 54.0 | 50.5
Peruvian Operations | Operating segment |  |
Opening and closing balances of receivables |  |
Trade receivables | $ 278.7 | $ 266.0

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