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Concentrations of risk and geographic information - Schedule of Customer Concentration by Risk Factor (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Mar. 31, 2021
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Concentration Risk [Line Items]        
Accounts receivable sold   $ 108,636 $ 99,410 $ 120,728
Factoring fees   $ 426 $ 678 $ 1,509
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer A [Member]        
Concentration Risk [Line Items]        
Concentration risk 23.00% 18.00%    
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer B [Member]        
Concentration Risk [Line Items]        
Concentration risk 15.00% 30.00%    
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Customer C [Member]        
Concentration Risk [Line Items]        
Concentration risk 12.00%      
Customer Concentration Risk [Member] | Sales Revenue [Member] | Customer A [Member]        
Concentration Risk [Line Items]        
Concentration risk   11.00% 10.00% 11.00%