v3.26.1
Segment Reporting (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2025
USD ($)
Dec. 31, 2025
installment
Dec. 31, 2025
segment
Dec. 31, 2024
USD ($)
Segment Reporting [Abstract]          
Number of operating segments     1 1  
Number Of Reportable Segments Not Disclosed Flag true        
Revenue, Major Customer [Line Items]          
Research and development   $ 118,436     $ 119,039
General and administrative   60,601     59,166
Total operating expenses   179,037     178,205
LOSS FROM OPERATIONS:   (179,037)     (178,205)
Fair value change of warrant liabilities   (122,561)     0
Benefit from R&D tax credit   3,747     21,097
Interest income   7,182     8,268
Interest expense   (4,517)     (4,479)
Foreign exchange gains (losses)   3,471     (1,032)
Other income   1,380     823
Income tax benefit (expense)   2,473     (1,594)
Net loss   (287,862)     (155,122)
Single Operating Segment          
Revenue, Major Customer [Line Items]          
Total operating expenses   179,037     178,205
LOSS FROM OPERATIONS:   (179,037)     (178,205)
Fair value change of warrant liabilities   (122,561)     0
Benefit from R&D tax credit   3,747     21,097
Interest income   7,182     8,268
Interest expense   (4,517)     (4,479)
Foreign exchange gains (losses)   3,471     (1,032)
Other income   1,380     823
Income tax benefit (expense)   2,473     (1,594)
Net loss   (287,862)     (155,122)
Development expenses | Single Operating Segment          
Revenue, Major Customer [Line Items]          
Research and development   82,372     76,993
Personnel expenses | Single Operating Segment          
Revenue, Major Customer [Line Items]          
Research and development   24,420     26,707
General and administrative   19,716     23,422
Non-cash share-based compensation expense | Single Operating Segment          
Revenue, Major Customer [Line Items]          
Research and development   5,088     10,309
General and administrative   8,502     9,208
Facilities and other expenses | Single Operating Segment          
Revenue, Major Customer [Line Items]          
Research and development   6,556     5,030
General and administrative   8,862     12,001
Legal and professional fees | Single Operating Segment          
Revenue, Major Customer [Line Items]          
General and administrative   $ 23,521     $ 14,535