v3.26.3
Condensed Consolidated Statements of Changes in Shareholders' Equity (unaudited) - USD ($)
$ in Millions
Total
Ordinary shares
Additional paid-in capital
Treasury stock
Accumulated deficit
Accumulated other comprehensive income (loss)
Accumulated currency translation effect
Beginning balance (in shares) at Dec. 31, 2024   102,847,501          
Beginning balance at Dec. 31, 2024 $ 27.4 $ 11.7 $ 315.6 $ (1.3) $ (286.4) $ 0.9 $ (13.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (27.1)       (27.1)    
Other comprehensive income (loss) 0.8         0.1 0.7
Issuance of ordinary shares (in shares)   11,367          
Issuance of ordinary shares 0.0            
Issuance of share warrants 0.0            
Treasury shares 0.0            
Share-based payments 1.7   1.7        
Allocation of accumulated net losses 0.0            
Ending balance (in shares) at Mar. 31, 2025   102,858,868          
Ending balance at Mar. 31, 2025 2.9 $ 11.7 317.3 (1.3) (313.5) 1.0 (12.4)
Beginning balance (in shares) at Dec. 31, 2024   102,847,501          
Beginning balance at Dec. 31, 2024 27.4 $ 11.7 315.6 (1.3) (286.4) 0.9 (13.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (102.1)            
Ending balance (in shares) at Sep. 30, 2025   136,975,159          
Ending balance at Sep. 30, 2025 52.9 $ 15.4 392.1 (1.1) (348.3) 0.5 (5.7)
Beginning balance (in shares) at Mar. 31, 2025   102,858,868          
Beginning balance at Mar. 31, 2025 2.9 $ 11.7 317.3 (1.3) (313.5) 1.0 (12.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (41.9)       (41.9)    
Other comprehensive income (loss) 7.0         (0.2) 7.2
Issuance of ordinary shares (in shares)   34,114,829          
Issuance of ordinary shares 31.0 $ 3.7 27.2        
Issuance of share warrants 85.9   85.9        
Treasury shares 0.0            
Share-based payments 1.2   1.2        
Allocation of accumulated net losses 0.0   (40.2)   40.2    
Ending balance (in shares) at Jun. 30, 2025   136,973,697          
Ending balance at Jun. 30, 2025 86.2 $ 15.4 391.5 (1.2) (315.1) 0.9 (5.2)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (33.2)       (33.2)    
Other comprehensive income (loss) (0.8)         (0.4) (0.5)
Issuance of ordinary shares (in shares)   1,462          
Issuance of ordinary shares 0.0            
Issuance of share warrants 0.0            
Treasury shares 0.1     0.1      
Share-based payments 0.5   0.5        
Allocation of accumulated net losses 0.0            
Ending balance (in shares) at Sep. 30, 2025   136,975,159          
Ending balance at Sep. 30, 2025 $ 52.9 $ 15.4 392.1 (1.1) (348.3) 0.5 (5.7)
Beginning balance (in shares) at Dec. 31, 2025 235,670,864 235,670,864          
Beginning balance at Dec. 31, 2025 $ 168.8 $ 26.9 541.3 (0.8) (393.1) 0.5 (5.9)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (47.6)       (47.6)    
Other comprehensive income (loss) (4.5)         (0.1) (4.4)
Issuance of ordinary shares (in shares)   60,371,583          
Issuance of ordinary shares 23.9 $ 7.0 16.9        
Issuance of share warrants 65.2   65.2        
Treasury shares (0.2)     (0.2)      
Share-based payments 2.3   2.3        
Allocation of accumulated net losses 0.0            
Ending balance (in shares) at Mar. 31, 2026   296,042,447          
Ending balance at Mar. 31, 2026 $ 207.9 $ 34.0 625.6 (1.0) (440.7) 0.4 (10.3)
Beginning balance (in shares) at Dec. 31, 2025 235,670,864 235,670,864          
Beginning balance at Dec. 31, 2025 $ 168.8 $ 26.9 541.3 (0.8) (393.1) 0.5 (5.9)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) $ (162.5)            
Ending balance (in shares) at Sep. 30, 2026 314,388,807 314,388,807          
Ending balance at Sep. 30, 2026 $ 148.6 $ 36.1 459.2 (1.0) (334.8) 0.6 (11.5)
Beginning balance (in shares) at Mar. 31, 2026   296,042,447          
Beginning balance at Mar. 31, 2026 207.9 $ 34.0 625.6 (1.0) (440.7) 0.4 (10.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (50.4)       (50.4)    
Other comprehensive income (loss) (0.9)           (0.9)
Issuance of ordinary shares (in shares)   19,050          
Issuance of ordinary shares (0.1)   (0.1)        
Issuance of share warrants 0.0            
Treasury shares 0.1     0.1      
Share-based payments 3.7   3.7        
Allocation of accumulated net losses 0.0   (220.8)   220.8    
Ending balance (in shares) at Jun. 30, 2026   296,061,497          
Ending balance at Jun. 30, 2026 160.4 $ 34.0 408.3 (0.8) (270.3) 0.5 (11.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]              
Net (loss) (64.5)       (64.5)    
Other comprehensive income (loss) (0.1)         0.1 (0.3)
Issuance of ordinary shares (in shares)   18,327,310          
Issuance of ordinary shares 48.0 $ 2.1 45.9        
Issuance of share warrants 0.0            
Treasury shares (0.2)     (0.2)      
Share-based payments 5.0   5.0        
Allocation of accumulated net losses 0.0            
Other change in equity (in shares)   0          
Other change in equity $ 0.0           (0.1)
Ending balance (in shares) at Sep. 30, 2026 314,388,807 314,388,807          
Ending balance at Sep. 30, 2026 $ 148.6 $ 36.1 $ 459.2 $ (1.0) $ (334.8) $ 0.6 $ (11.5)