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

Income taxes - Schedule of Effective Income Tax Reconciliation (Details)

v3.23.1
Income taxes - Schedule of Effective Income Tax Reconciliation (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Tax      
Theoretical tax benefit $ (19,123) $ (15,640) $ (4,912)
Increase (decrease) in effective tax rate due to:      
Change in valuation allowance 16,187 13,598 4,283
Effect of entities with different tax rates 125 125 68
Non-deductible expenses, net 3,442 2,439 1,294
Income in zero tax rate (67) 0 0
Change in tax reserve for uncertain tax positions 12 101 60
Other (60) 358 (153)
Total provision for income taxes $ 516 $ 981 $ 640
Rate      
Theoretical tax benefit 23.00% 23.00% 23.00%
Increase (decrease) in effective tax rate due to:      
Change in valuation allowance (20.00%) (20.00%) (20.00%)
Effect of entities with different tax rates 0.00% 0.00% 0.00%
Non-deductible expenses, net (4.00%) (4.00%) (6.00%)
Income in zero tax rate 0.00% 0.00% 0.00%
Change in tax reserve for uncertain tax positions 0.00% 0.00% 0.00%
Other 0.00% (1.00%) 0.00%
Total effective income taxes (1.00%) (2.00%) (3.00%)