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Earnings per Share
 9 Months Ended
Jun. 30, 2025
Earnings Per Share [Abstract]  
Earnings per Share
Note 13 — Earnings per Share
The calculation of earnings per basic and diluted common share for the three and nine months ended June 30, 2025 and 2024 was as follows:
Three Months Ended
June 30,		Nine Months Ended
June 30,
($ in millions and shares in thousands, except per share amounts)2025202420252024
Net Income$45.5 $14.7 $69.0 $63.7 
Basic weighted average number of shares outstanding58,49057,76858,23957,641
Stock awards and equity units (share equivalent)574 482502 
Diluted weighted average shares outstanding58,49557,84258,72158,143
Earnings per common share - Basic$0.78 $0.25 $1.18 $1.11 
Earnings per common share - Diluted$0.78 $0.25 $1.18 $1.10 
Antidilutive Shares (millions)4.34.32.52.8
Earnings per diluted share is computed by giving effect to all potentially dilutive stock awards that are outstanding. The computation of earnings per diluted share excludes the effect of the potential exercise of stock-based awards, when the effect of the potential exercise would be anti-dilutive.