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Significant accounting policies - Exchange Rates (Details) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021
Brazilian real |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 5.28 | 5.57
Average foreign exchange rate | 5.25 | 5.66
New Peruvian sol |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 3.81 | 3.99
Average foreign exchange rate | 3.83 | 4.04
Japanese yen |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 131.32 | 115.18
Average foreign exchange rate | 134.70 | 113.87
Euro |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 0.93 | 0.88
Average foreign exchange rate | 0.94 | 0.88
Mexican peso |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 19.50 | 20.54
Average foreign exchange rate | 19.60 | 20.90
Australian dollar |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 1.47 | 1.38
Average foreign exchange rate | 1.48 | 1.40
Pound Sterling |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 0.83 | 0.74
Average foreign exchange rate | 0.82 | 0.75
South African rand |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 17.01 | 15.94
Average foreign exchange rate | 17.28 | 15.88
Chilean peso |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 855.86 | 844.69
Average foreign exchange rate | 873.81 | 849.46
Chinese yuan |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 6.92 | 6.38
Average foreign exchange rate | 6.98 | 6.37
Indian rupee |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 82.73 | 74.42
Average foreign exchange rate | 82.52 | 75.40
Thai Baht |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 34.64 | 33.32
Average foreign exchange rate | 34.76 | 33.55
Turkish lira |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 18.71 | 13.28
Average foreign exchange rate | 18.66 | 13.54
Korean Won |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 1,259.98 | 1,188.79
Average foreign exchange rate | 1,291.64 | 1,183.95
Indonesian Rupiah |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 15,570.00 | 14,265.00
Average foreign exchange rate | 15,596.90 | 14,320.57
United Arab Emirates, Dirham |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 3.67 | 3.67
Average foreign exchange rate | 3.67 | 3.67
Polish Zloty |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 4.37 | 4.06
Average foreign exchange rate | 4.42 | 4.08
UF |  |
Significant accounting policies [Line Items] |  |
Closing foreign exchange rate | 41.02 | 36.69
Average foreign exchange rate | 40.18 | 36.48

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