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Financial risk review - Schedule of Credit Exposure of Derivative Transactions (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Disclosure of financial assets [line items] |  |
Derivative financial instruments - assets | $ 157,267 | $ 68,159
Derivative financial instruments - liabilities | (40,613) | (33,761)
Derivatives |  |
Disclosure of financial assets [line items] |  |
Notional value USD | 2,665,436 | 1,733,454
Derivative financial instruments - assets | 157,267 | 68,159
Derivative financial instruments - liabilities | (40,613) | (33,761)
Interest rate swaps |  |
Disclosure of financial assets [line items] |  |
Notional value USD | 987,394 | 368,711
Derivative financial instruments - assets | 11,358 | 483
Derivative financial instruments - liabilities | (790) | (544)
Cross-currency swaps |  |
Disclosure of financial assets [line items] |  |
Notional value USD | 1,678,042 | 1,175,570
Derivative financial instruments - assets | 145,909 | 45,806
Derivative financial instruments - liabilities | $ (39,823) | (33,217)
Foreign exchange forwards |  |
Disclosure of financial assets [line items] |  |
Notional value USD |  | 189,173
Derivative financial instruments - assets |  | 21,870
Derivative financial instruments - liabilities |  | $ 0
Guarantees and other financial credit enhancements |  |
Disclosure of financial assets [line items] |  |
Coverage ratio on loan portfolio | 16.00% | 12.00%

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