v3.26.1
NET (LOSS) INCOME PER SHARE (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
3 Months Ended 9 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Numerator:        
Net (loss) income $ (5.7) $ (17.0) $ 25.6 $ (72.6)
Less: net income allocated to participating securities 0.0 0.0 (0.4) 0.0
Net (loss) income available to common stockholders, basic (5.7) (17.0) 25.2 (72.6)
Net (loss) income available to common stockholders, diluted $ (5.7) $ (17.0) $ 25.2 $ (72.6)
Denominator (in thousands):        
Weighted-average common shares outstanding for basic net (loss) income per share (in shares) 42,246 41,859 42,153 41,738
Weighted-average effect of dilutive equity awards outstanding (in shares) 0 0 359 0
Shares for diluted net (loss) income per share (in shares) 42,246 41,859 42,512 41,738
Basic net (loss) income per common share (in dollars per share) $ (0.13) $ (0.41) $ 0.60 $ (1.74)
Diluted net (loss) income per common share (in dollars per share) $ (0.13) $ (0.41) $ 0.59 $ (1.74)
Net income was allocated to weighted participating securities (in shares) 822   781  
Stock Options        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive weighted options outstanding (in shares) 1,514 1,558 1,058 1,657