v3.25.4
Condensed Consolidated Statements of Equity - USD ($)
$ in Millions
Total
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Accumulated Other Comprehensive (Loss) Income
Beginning balance (in shares) at Sep. 30, 2024   57,707,285      
Beginning balance at Sep. 30, 2024 $ (738.3) $ 0.6 $ 52.5 $ (498.6) $ (292.8)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net Income 0.0     0.0  
Other comprehensive (loss) income, net of taxes (26.9)       (26.9)
Stock-based compensation plans 8.9   8.9    
Dividends and dividend equivalents declared ($0.15 per share) (8.8)   0.5 (9.3)  
Issuance of shares related to share-based compensation plans (in shares)   424,474      
Issuance of shares related to stock-based compensation plans (3.7)   (3.7)    
Ending balance (in shares) at Dec. 31, 2024   58,131,759      
Ending balance at Dec. 31, 2024 $ (768.8) $ 0.6 58.2 (507.9) (319.7)
Beginning balance (in shares) at Sep. 30, 2025 58,496,113 58,496,113      
Beginning balance at Sep. 30, 2025 $ (650.6) $ 0.6 80.0 (445.6) (285.6)
Increase (Decrease) in Stockholders' Equity [Roll Forward]          
Net Income 44.1     44.1  
Other comprehensive (loss) income, net of taxes 1.2       1.2
Stock-based compensation plans 5.9   5.9    
Dividends and dividend equivalents declared ($0.15 per share) (8.9)   0.7 (9.6)  
Issuance of shares related to share-based compensation plans (in shares)   715,879      
Issuance of shares related to stock-based compensation plans $ (4.8)   (4.8)    
Ending balance (in shares) at Dec. 31, 2025 59,211,992 59,211,992      
Ending balance at Dec. 31, 2025 $ (613.1) $ 0.6 $ 81.8 $ (411.1) $ (284.4)