Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Derivatives and hedging (Details)

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Derivatives and hedging (Details) - Foreign Exchange Contract - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Notional amounts $ 1,893 $ 2,060  
Derivatives designated as hedging instruments      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Notional amounts 1,817 82  
Gains (losses) related to derivatives (76) 578 $ 333
Derivatives designated as hedging instruments | Cost of revenue      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Gains (losses) related to derivatives (10) 81 36
Derivatives designated as hedging instruments | Research and development      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Gains (losses) related to derivatives (38) 233 143
Derivatives designated as hedging instruments | Sales and marketing      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Gains (losses) related to derivatives (18) 182 105
Derivatives designated as hedging instruments | General and administrative      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Gains (losses) related to derivatives (10) 82 49
Derivatives not designated as hedging instruments      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Notional amounts 76 1,978  
Derivatives not designated as hedging instruments | Finance Expenses, Net      
Derivative Instruments and Hedging Activities Disclosures [Line Items]      
Gains (losses) related to derivatives $ (6) $ 15 $ 387