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Earnings (loss) per common share - Schedule of calculation of diluted net loss per share allocable to common stockholders (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 1,009 989   989
Stock options [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 197 369   369
RSUs [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 301 323   323
PSUs [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 100 194 58 194
Warrant [Member]        
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]        
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 411 103   103