v3.26.1
Condensed Consolidated Statements of Stockholders' Equity - USD ($)
shares in Millions, $ in Millions
Total
Common Stock
Additional Paid-in Capital
Treasury Stock
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2024   17.5      
Beginning balance at Dec. 31, 2024 $ (10.5) $ 0.2 $ 557.5 $ (5.8) $ (562.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock, net of forfeitures 0.8   0.8    
Purchase of treasury stock (0.4)     (0.4)  
Issuance of common stock, net of cost (in shares)   0.6      
Issuance of common stock, net of cost 0.4 $ 0.0 0.4    
Net loss (27.9)       (27.9)
Ending balance (in shares) at Mar. 31, 2025   18.1      
Ending balance at Mar. 31, 2025 (26.6) $ 0.2 569.7 (6.2) (590.3)
Beginning balance (in shares) at Dec. 31, 2024   17.5      
Beginning balance at Dec. 31, 2024 (10.5) $ 0.2 557.5 (5.8) (562.4)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss (47.8)        
Ending balance (in shares) at Jun. 30, 2025   18.3      
Ending balance at Jun. 30, 2025 (47.2) $ 0.2 569.0 (6.2) (610.2)
Beginning balance (in shares) at Mar. 31, 2025   18.1      
Beginning balance at Mar. 31, 2025 (26.6) $ 0.2 569.7 (6.2) (590.3)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock, net of forfeitures 0.5   0.5    
Issuance of common stock, net of cost (in shares)   0.0      
Issuance of common stock, net of cost 0.0 $ 0.0 0.0    
Issuance of warrants 11.0   11.0    
Exercise of warrants (in shares)   0.2      
Exercise of warrants (1.2) $ 0.0 (1.2)    
Net loss (19.9)       (19.9)
Ending balance (in shares) at Jun. 30, 2025   18.3      
Ending balance at Jun. 30, 2025 (47.2) $ 0.2 569.0 (6.2) (610.2)
Beginning balance (in shares) at Dec. 31, 2025   18.9      
Beginning balance at Dec. 31, 2025 (74.2) $ 0.2 571.3 (6.2) (639.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock, net of forfeitures (in shares)   (0.1)      
Restricted stock, net of forfeitures 0.3 $ 0.0 0.3    
Purchase of treasury stock (0.2)     (0.2)  
Issuance of common stock, net of cost (in shares)   0.4      
Issuance of common stock, net of cost 0.0 $ 0.0      
Issuance of warrants 2.0   2.0    
Exercise of warrants (in shares)   1.3      
Exercise of warrants 0.0 $ 0.0      
Net loss (24.0)       (24.0)
Ending balance (in shares) at Mar. 31, 2026   20.5      
Ending balance at Mar. 31, 2026 (96.1) $ 0.2 573.6 (6.4) (663.5)
Beginning balance (in shares) at Dec. 31, 2025   18.9      
Beginning balance at Dec. 31, 2025 (74.2) $ 0.2 571.3 (6.2) (639.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net loss (32.4)        
Ending balance (in shares) at Jun. 30, 2026   21.6      
Ending balance at Jun. 30, 2026 (102.4) $ 0.2 575.7 (6.4) (671.9)
Beginning balance (in shares) at Mar. 31, 2026   20.5      
Beginning balance at Mar. 31, 2026 (96.1) $ 0.2 573.6 (6.4) (663.5)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Restricted stock, net of forfeitures (in shares)   (0.0)      
Restricted stock, net of forfeitures 0.5 $ 0.0 0.5    
Issuance of common stock, net of cost (in shares)   0.7      
Issuance of common stock, net of cost 1.6 $ 0.0 1.6    
Exercise of warrants (in shares)   0.4      
Exercise of warrants 0.0 $ 0.0      
Net loss (8.4)       (8.4)
Ending balance (in shares) at Jun. 30, 2026   21.6      
Ending balance at Jun. 30, 2026 $ (102.4) $ 0.2 $ 575.7 $ (6.4) $ (671.9)