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v3.19.3.a.u2

SEGMENT AND RELATED INFORMATION: - Geographical (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales | $ 1,854.7 | $ 1,859.5 | $ 1,818.0 | $ 1,753.4 | $ 1,694.7 | $ 1,723.7 | $ 1,837.2 | $ 1,841.1 | $ 7,285.6 | $ 7,096.7 | $ 6,654.5
Mexico |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,531.9 | 1,649.3 | 1,523.9
United States |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,195.6 | 1,258.6 | 1,190.3
Peru |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 340.0 | 390.4 | 374.2
Brazil |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 211.7 | 271.9 | 240.1
Chile |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 191.3 | 136.3 | 103.4
Other American countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 43.1 | 65.8 | 91.5
Switzerland |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,173.4 | 653.4 | 602.3
Italy |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 297.0 | 347.3 | 332.4
Spain |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 186.1 | 169.4 | 142.8
Other European Countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 374.6 | 379.6 | 337.2
Singapore |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 966.9 | 1,069.2 | 1,051.3
Japan |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 500.8 | 483.4 | 479.6
Other Asian countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 273.2 | 222.1 | 185.5
Corporate, other and eliminations |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | (83.2) | (79.3) | (71.8)
Corporate, other and eliminations | Mexico |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | (83.2) | (79.3) | (71.8)
Mexican Open-pit |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 3,963.9 | 4,075.9 | 3,972.7
Mexican Open-pit | Mexico |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,262.2 | 1,343.0 | 1,240.0
Mexican Open-pit | United States |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1,054.9 | 1,008.0 | 1,001.2
Mexican Open-pit | Peru |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1.6 |  |
Mexican Open-pit | Chile |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 1.2 |  |
Mexican Open-pit | Other American countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 37.6 | 60.6 | 68.1
Mexican Open-pit | Switzerland |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 780.9 | 453.3 | 473.1
Mexican Open-pit | Italy |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 45.1 | 20.6 | 27.7
Mexican Open-pit | Spain |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 186.1 | 169.4 | 142.8
Mexican Open-pit | Other European Countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 92.8 | 234.8 | 230.3
Mexican Open-pit | Singapore |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 345.4 | 528.8 | 547.9
Mexican Open-pit | Japan |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 59.9 | 71.8 | 93.0
Mexican Open-pit | Other Asian countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 96.2 | 185.6 | 148.6
Mexican IMMSA Unit |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 464.8 | 527.9 | 509.5
Mexican IMMSA Unit | Mexico |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 352.9 | 385.6 | 349.1
Mexican IMMSA Unit | United States |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 6.2 | 6.6 | 41.7
Mexican IMMSA Unit | Peru |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  |  | 0.8
Mexican IMMSA Unit | Brazil |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 17.3 | 43.8 | 48.7
Mexican IMMSA Unit | Other American countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 2.2 | 3.8 | 4.1
Mexican IMMSA Unit | Switzerland |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 36.7 | 43.4 | 14.3
Mexican IMMSA Unit | Italy |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 13.3 | 21.7 | 18.6
Mexican IMMSA Unit | Other European Countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 24.9 | 19.9 | 30.3
Mexican IMMSA Unit | Singapore |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 10.4 | 2.2 | 1.4
Mexican IMMSA Unit | Other Asian countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 0.9 | 0.9 | 0.5
Peruvian Operations |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 2,940.1 | 2,572.2 | 2,244.1
Peruvian Operations | Mexico |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  |  |  | 6.6
Peruvian Operations | United States |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 134.5 | 244.0 | 147.4
Peruvian Operations | Peru |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 338.4 | 390.4 | 373.4
Peruvian Operations | Brazil |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 194.4 | 228.1 | 191.4
Peruvian Operations | Chile |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 190.1 | 136.3 | 103.4
Peruvian Operations | Other American countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 3.3 | 1.4 | 19.3
Peruvian Operations | Switzerland |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 355.8 | 156.7 | 114.9
Peruvian Operations | Italy |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 238.6 | 305.0 | 286.1
Peruvian Operations | Other European Countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 256.9 | 124.9 | 76.6
Peruvian Operations | Singapore |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 611.1 | 538.2 | 502.0
Peruvian Operations | Japan |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | 440.9 | 411.6 | 386.6
Peruvian Operations | Other Asian countries |  |  |  |  |  |  |  |  |  |  |
Schedule of revenue by geographical location |  |  |  |  |  |  |  |  |  |  |
Net sales |  |  |  |  |  |  |  |  | $ 176.1 | $ 35.6 | $ 36.4

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