v3.25.2
Condensed Consolidated Statements of Changes in Stockholders’ Equity (Deficit) - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning balance (in shares) at Jan. 31, 2024   3,545,515    
Beginning balance at Jan. 31, 2024 $ (122.3)   $ 930.8 $ (1,053.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock issued under stock incentive plan (in shares)   215,345    
Share-based compensation expense 5.4   5.4  
Net loss (37.6)     (37.6)
Ending balance (in shares) at Jul. 31, 2024   3,760,860    
Ending balance at Jul. 31, 2024 (154.5)   936.2 (1,090.7)
Beginning balance (in shares) at Apr. 30, 2024   3,675,322    
Beginning balance at Apr. 30, 2024 (141.3)   933.8 (1,075.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock issued under stock incentive plan (in shares)   85,538    
Share-based compensation expense 2.4   2.4  
Net loss (15.6)     (15.6)
Ending balance (in shares) at Jul. 31, 2024   3,760,860    
Ending balance at Jul. 31, 2024 (154.5)   936.2 (1,090.7)
Beginning balance (in shares) at Jan. 31, 2025   3,916,932    
Beginning balance at Jan. 31, 2025 (182.5)   940.5 (1,123.0)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock issued under stock incentive plan (in shares)   137,826    
Share-based compensation expense 2.9   2.9  
Net loss (52.5)     (52.5)
Ending balance (in shares) at Jul. 31, 2025   4,054,758    
Ending balance at Jul. 31, 2025 (232.1)   943.4 (1,175.5)
Beginning balance (in shares) at Apr. 30, 2025   3,981,495    
Beginning balance at Apr. 30, 2025 (207.1)   942.0 (1,149.1)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock issued under stock incentive plan (in shares)   73,263    
Share-based compensation expense 1.4   1.4  
Net loss (26.4)     (26.4)
Ending balance (in shares) at Jul. 31, 2025   4,054,758    
Ending balance at Jul. 31, 2025 $ (232.1)   $ 943.4 $ (1,175.5)