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Commitments and contingencies - Open tax procedures - lll (Details) - Jan. 05, 2021 - SUNAT | PEN (S/) installment | USD ($)
--- | --- | ---
Disclosure of Commitments and contingencies [Line Items] |  |
Number of equal monthly payments | 66 |
Tax assessment value | S/ 1,505,948,000 | $ 415,549,000
Percentage over the letters of guarantee amount | 5.00% |
Letters of guarantee outstanding, amount | S/ 1,580,126,000 | 436,017,000
Deferred payment of tax debt | Year 2010 [Member] |  |
Disclosure of Commitments and contingencies [Line Items] |  |
Number of equal monthly payments | 66 |
Tax assessment value | S/ 339,928,000 | 93,799,000
Percentage over the letters of guarantee amount | 5.00% |
Letters of guarantee outstanding, amount | S/ 357,944,000 | $ 98,770,000

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