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Earnings per Share (“EPS”)
 3 Months Ended
Mar. 31, 2025
Earnings Per Share [Abstract]  
Earnings per Share (“EPS”) Earnings per Share (“EPS”)
The calculations of basic and diluted EPS are as follows:
Three Months Ended
March 31,
($ in millions and shares in thousands, except per share amounts)20252024
Net income$87 $201 
Basic weighted average number of shares outstanding257,862255,695
Stock awards and equity units (share equivalent)3,1392,667
Diluted weighted average common shares outstanding261,001258,362
EPS:
Basic$0.34 $0.78 
Diluted$0.33 $0.78 
Anti-dilutive shares excluded from the calculation of EPS10,967 9,027 
Diluted EPS was computed using the treasury stock method for stock option awards, performance share units and restricted share units. The computation of diluted EPS excludes the effect of the potential exercise of stock-based awards when the effect of the potential exercise would be anti-dilutive.