Annual report pursuant to Section 13 and 15(d)

Income taxes - Loss before Income Taxes (Details)

v3.24.0.1
Income taxes - Loss before Income Taxes (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Income taxes      
Loss before income tax expense $ (112,535) $ (162,959) $ (157,299)
U.S.      
Income taxes      
Loss before income tax expense (9,597) (3,245) 1,625
U.K.      
Income taxes      
Loss before income tax expense $ (102,938) $ (159,714) $ (158,924)