XML 77 R66.htm IDEA: XBRL DOCUMENT v3.25.3
EARNINGS PER SHARE - Computation of Earnings Per Share (Details) - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Earnings Per Share [Abstract]        
Percent of income allocated to non-vested restricted stock     0.30%  
Numerator        
Net income attributable to Wabtec shareholders $ 310 $ 283 $ 968 $ 844
Less: Net income allocated to non-vested restricted stock (1) 0 (3) (2)
Numerator for basic and diluted earnings per common share 309 283 965 842
Numerator for basic and diluted earnings per common share $ 309 $ 283 $ 965 $ 842
Denominator        
Weighted average shares outstanding- basic (in shares) 170.5 173.4 170.5 175.1
Weighted average shares outstanding- diluted (in shares) 171.1 174.1 171.2 175.7
Earnings per common share attributable to Wabtec shareholders        
Basic (in dollars per share) $ 1.81 $ 1.63 $ 5.66 $ 4.81
Diluted (in dollars per share) $ 1.81 $ 1.63 $ 5.64 $ 4.80
Awards Excluding Restricted Stock        
Denominator        
Assumed conversion of dilutive stock-based compensation plans (in shares) 0.3 0.3 0.4 0.3
Restricted Stock        
Denominator        
Assumed conversion of dilutive stock-based compensation plans (in shares) 0.3 0.4 0.3 0.3