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Income taxes - Schedule of Components of Income Tax Expense by Applying Weighted-Average Statutory Income Tax Rate (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Taxes [Line Items]      
Pre-tax income (loss) $ 77,786 $ (131,854) $ 118,953
Weighted-average statutory income tax rate 41.40% 22.90% 36.60%
Income tax expense (benefit) at weighted-average statutory tax rate on pre-tax income (loss) $ 32,230 $ (30,226) $ 43,488
Change in valuation allowance (26,865) 2,958 (24,864)
Expiration and changes in tax loss carryforwards 144 13,820 17,799
Venezuelan remeasurement and inflationary impacts 577 1,682 1,743
Non-taxable income and non-deductible expenses 19,655 19,565 7,545
Tax benefits (152) (1,701) (9,667)
Income taxes withholdings on intercompany transactions 6,572 6,515 5,005
Differences including exchange rate, inflation adjustment and filing differences (6,985) (789) (5,291)
Alternative Taxes 1,461 2,054 658
Others 5,296 3,654 2,421
Income tax expense 31,933 17,532 38,837
Venezuela      
Income Taxes [Line Items]      
Change in valuation allowance $ (9,723) $ (43,249) $ (983)