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Loan commitments and financial guarantees contracts (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Disclosure of loans commitments and financial guarantees contracts [Line Items]
Loan commitments and financial guarantee contracts	$ 564,898	$ 493,372
Documentary letters of credit [Member]
Disclosure of loans commitments and financial guarantees contracts [Line Items]
Loan commitments and financial guarantee contracts	216,782	169,320
Stand-by letters of credit and guarantees [Member]
Disclosure of loans commitments and financial guarantees contracts [Line Items]
Loan commitments and financial guarantee contracts	210,497	255,481
Credit commitments [Member]
Disclosure of loans commitments and financial guarantees contracts [Line Items]
Loan commitments and financial guarantee contracts	$ 137,619	$ 68,571

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Amount of loan commitments and financial guarantee contracts.

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