v3.26.1
Net Income Per Share (Tables)
 6 Months Ended
Jun. 30, 2026
Earnings Per Share [Abstract]  
Schedule of Reconciliation of Basic to Diluted Net Income Per Share
The following table reconciles the shares used in the calculation of basic net income per share to those used for diluted net income per share:
Three Months Ended
June 30,		Six Months Ended
June 30,
($ in millions)2026202520262025
Net income$154.0 $131.8 $292.8 $221.6 
Weighted average common shares outstanding70.8 72.2 71.4 72.3 
Dilutive effect of equity awards, based on the treasury stock method
0.5 0.3 0.5 0.5 
Weighted average shares assuming dilution71.3 72.5 71.9 72.8 
Schedule of Repurchase of Common Stock
The following table summarizes the details of the Company's repurchases of common stock under these programs:
Three Months Ended
June 30,		Six Months Ended
June 30,
2026202520262025
Shares repurchased538,591 2,312 1,760,610 552,593 
Total cost of repurchases ($ in millions)$156.7 $0.5 $454.3 $134.0 
Average price per repurchased share$290.82 $222.56 $258.03 $242.55