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Borrowings and debt (Details Textual) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Disclosure of short term borrowings [Line Items] |  |
Prepaid commissions | $ 7,707 | $ 3,362
Euro Medium Term Note Program [Member] |  |
Disclosure of short term borrowings [Line Items] |  |
Description Of Borrowings Terms | EMTN, which may be used to issue notes for up to $2.250 million, with maturities from 7 days up to a maximum of 30 years, at fixed or floating interest rates, or at discount, and in various currencies. |
Maximum Borrowing Capacity | $ 2,250 |
Euro Medium Term Note Program [Member] | Minimum |  |
Disclosure of short term borrowings [Line Items] |  |
Maturity term | 7 days |
Euro Medium Term Note Program [Member] | Maximum |  |
Disclosure of short term borrowings [Line Items] |  |
Maturity term | 30 years |
Certificados Bursatiles Program [Member] |  |
Disclosure of short term borrowings [Line Items] |  |
Description Of Borrowings Terms | Short-and Long-Term Notes ("Certificados Bursatiles") Program (the "Mexican Program") in the Mexican local market, registered with the Mexican National Registry of Securities administered by the National Banking and Securities Commission in Mexico ("CNBV", for its acronym in Spanish), for an authorized aggregate principal amount of 10 billion Mexican pesos with maturities from 1 day to 30 years |
Aggregate principal amount | $ 10,000,000 |
Certificados Bursatiles Program [Member] | Minimum |  |
Disclosure of short term borrowings [Line Items] |  |
Maturity term | 1 day |
Certificados Bursatiles Program [Member] | Maximum |  |
Disclosure of short term borrowings [Line Items] |  |
Maturity term | 30 years |

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- Definition The amount recognised as a current asset for expenditures made prior to the period when the economic benefit will be realised. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
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- Definition The nominal or face amount of a financial instrument, used to calculate payments made on that instrument. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 1 -IssueDate 2020-01-01 -Paragraph 112 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2020-en-r&anchor=para_112_c&doctype=Standard -URIDate 2020-01-01 + Details
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