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v3.20.4

RELATED PARTY TRANSACTIONS: (Details) $ in Millions | 1 Months Ended | 12 Months Ended |
--- | --- | --- | ---
May 31, 2020 USD ($) | Sep. 30, 2019 USD ($) | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2012 item MW | Dec. 31, 2014 item
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | $ 23.3 | $ 30.0 | $ 101.5 |  |
Related parties receivable non-current: |  |  |  | 59.5 |  |  |
Related parties payable: |  |  | 104.3 | 86.4 |  |  |
Total purchases |  |  | 4.1 | 2.9 | 12.9 |  |
Total sales |  |  | 1.9 | 2.2 | 1.5 |  |
Minimum |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Aggregate consideration of Material Affiliate Transaction to be be authorized by the General Counsel and CFO |  |  | 8.0 |  |  |  |
Maximum |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Aggregate consideration of Material Affiliate Transaction to be be authorized by the General Counsel and CFO |  |  | 10.0 |  |  |  |
Grupo Mexico and affiliates |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Total purchases |  |  | 576.3 | 385.6 | 380.5 |  |
Total sales |  |  | 132.9 | 58.9 | 150.3 |  |
Asarco LLC |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 5.3 | 10.8 |  |  |
Related parties receivable non-current: |  |  |  | 59.5 |  |  |
Related parties payable: |  |  | 13.9 | 4.3 |  |  |
Total purchases |  |  | 233.9 | 37.6 | 37.2 |  |
Total sales |  |  | 77.9 | 11.3 | 81.8 |  |
Accounts Receivable |  | $ 62.0 |  |  |  |  |
Making quarterly payments |  | $ 0.5 |  |  |  |  |
Asarco LLC | Other Noncurrent Assets [Member] |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable non-current: |  |  | 2.2 | 2.3 |  |  |
Asarco LLC | London Interbank Offered Rate (LIBOR) [Member] |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate |  | 2.00% |  |  |  |  |
AMMINCO |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  |  | 0.1 |  |  |
Related parties payable: |  |  | 19.6 | 16.9 |  |  |
Total purchases |  |  | 18.6 | 17.8 | 8.0 |  |
Total sales |  |  | 0.1 | 0.1 | 0.3 |  |
Compania Perforadora Mexico, S.A.P.I. de C.V. and affiliates |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 0.3 | 0.3 |  |  |
Total sales |  |  |  | 0.1 |  |  |
Eolica El Retiro, S.A.P.I. de C.V. |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties payable: |  |  | 0.3 |  |  |  |
Total purchases |  |  | $ 1.0 | $ 2.9 | 3.6 |  |
Number of wind turbines | item |  |  |  |  |  |  | 37
Percentage of supply to third-party energy users |  |  | 9.60% | 18.20% |  |  |
Ferrocarril Mexicano, S.A. de C.V. |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties payable: |  |  | $ 4.7 | $ 6.4 |  |  |
Total purchases |  |  | 45.8 | 44.1 | 41.7 |  |
Grupo Mexico |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 2.7 | 2.7 |  |  |
Related parties payable: |  |  | 0.9 | 1.1 |  |  |
Total purchases |  |  | 10.0 | 10.0 | 10.1 |  |
Donations |  |  | 7.1 | 9.6 |  |  |
Mexico Generadora de Energia, S. de R.L. ("MGE") |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 14.4 | 15.3 |  |  |
Related parties payable: |  |  | 40.8 | 40.2 |  |  |
Total purchases |  |  | 213.3 | 202.2 | 200.1 |  |
Total sales |  |  | $ 54.9 | $ 47.4 | 68.2 |  |
Accounts Receivable | $ 97.2 |  |  |  |  |  |
Making quarterly payments | $ 5.1 |  |  |  |  |  |
Debt Instrument, Basis Spread on Variable Rate | 8.28% |  |  |  |  |  |
Mexico Generadora de Energia, S. de R.L. ("MGE") | Mexico |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Number of natural gas-fired combined cycle power generating units | item |  |  |  |  |  | 2 |
Net total capacity (in megawatts) | MW |  |  |  |  |  | 516.2 |
Percentage of supply to third-party energy users |  |  | 2.30% | 5.20% |  |  |
Mexico Compania Constructora S.A de C.V. |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties payable: |  |  | $ 22.9 | $ 16.0 |  |  |
Total purchases |  |  | 42.6 | 60.3 | 72.9 |  |
Mexico Proyectos y Desarrollos, S.A. de C.V. and affiliates ("MPD") |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 0.2 | 0.2 |  |  |
Related parties payable: |  |  | 0.7 |  |  |  |
Total purchases |  |  | $ 11.1 | 10.7 | 6.9 |  |
Apu Coropuna S.R.L. |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Ownership percentage |  |  | 30.00% |  |  |  |
Related to the controlling group |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Total purchases |  |  | $ 0.2 | 0.2 | 0.2 |  |
Boutique Bowling de Mexico, S.A. de C.V. |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 0.2 | 0.1 |  |  |
Related parties payable: |  |  | 0.3 | 0.2 |  |  |
Total purchases |  |  | 0.4 | 0.4 | 0.3 |  |
Total sales |  |  | 0.1 | 0.1 | 0.2 |  |
Empresarios Industriales de Mexico, S.A. de C.V |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Total sales |  |  |  | 0.2 |  |  |
Mexico Transportes Aereos, S.A. de C.V. ("Mextransport") |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  |  | 0.4 |  |  |
Related parties payable: |  |  | 0.1 | 1.2 |  |  |
Total sales |  |  | 1.7 | 1.8 | 1.2 |  |
Operadora de Cinemas S.A. de C.V. |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Related parties receivable current: |  |  | 0.2 | 0.1 |  |  |
Related parties payable: |  |  | 0.1 | 0.1 |  |  |
Total purchases |  |  | 3.5 | 2.3 | 12.4 |  |
Total sales |  |  | $ 0.1 | $ 0.1 | $ 0.1 |  |
Equity investment in affiliate |  |  |  |  |  |  |
RELATED PARTY TRANSACTIONS: |  |  |  |  |  |  |
Ownership percentage |  |  | 44.20% |  |  |  |

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