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Financial risk management - Narrative (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2023 USD ($) | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
Financial Risk Management [Line Items] |  |  |
Insurance coverage on risk, percentage | 80.00% | 80.00% |
Liquidity ratio |  | 2.33 | 2.29
Hedging assets | $ 25,039 | $ 25,039 | $ 33,794
Credit facility |  |  |
Financial Risk Management [Line Items] |  |  |
Undrawn borrowing facilities | 1,116,000 | $ 1,116,000 |
Secured Overnight Financing Rate (SOFR) |  |  |
Financial Risk Management [Line Items] |  |  |
Financial liabilities maturing in the next 12 months, percentage |  | 6.80% |
Liquidity risk |  |  |
Financial Risk Management [Line Items] |  |  |
Hedging assets | 504,393 | $ 504,393 | 512,236
CLP to US Dollar |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | 50,600 | 50,600 |
Euro to US Dollar |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | 24,440 | 24,440 |
South African Rand to US Dollar |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | 21,720 | 21,720 |
Chinese Renminbi to US Dollar |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | 535,320 | 535,320 |
Australian Dollar to US Dollar |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | 64,400 | 64,400 |
Other countries currencies |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | 7,380 | $ 7,380 |
Chile |  |  |
Financial Risk Management [Line Items] |  |  |
Average foreign exchange rate, percentage |  | 100 |
Derivatives |  |  |
Financial Risk Management [Line Items] |  |  |
Adjustments for unrealised foreign exchange losses (gains) | 873,000 |  |
Financial assets, at fair value | 2,520 | $ 2,520 | 11,730
Derivatives | Cash Flow |  |  |
Financial Risk Management [Line Items] |  |  |
Derivative instruments designated as fair value hedges assets | $ 1,440 | $ 1,440 |
Derivatives | Derivative instruments associated with nominative term deposits | Hedges of foreign exchange risks |  |  |
Financial Risk Management [Line Items] |  |  |
Percentage of foreign exchange risk associated with nominative term deposits | 100.00% | 100.00% |
Derivative instruments designated as fair value hedges assets | $ 18,300 | $ 18,300 | $ 29,980

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