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Goodwill and intangible assets - Additional Information (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Goodwill and intangible assets      
Goodwill impairment loss $ 0   $ 0
Goodwill 47,803   $ 47,803
Amortization of intangible assets $ 1,397 $ 1,397