v3.25.4
Earnings per Share - (Details) - USD ($)
$ / shares in Units, $ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Amount attributable to S&P Global Inc. common shareholders:      
Net income $ 4,471 $ 3,852 $ 2,626
Basic weighted-average number of common shares outstanding (in shares) 304,800,000 311,600,000 318,400,000
Effect of dilutive securities (in shares) 300,000 300,000 500,000
Diluted weighted-average number of common shares outstanding (in shares) 305,100,000 311,900,000 318,900,000
Net income:      
Basic (in USD per share) $ 14.67 $ 12.36 $ 8.25
Diluted (in USD per share) $ 14.66 $ 12.35 $ 8.23
Restricted Performance Shares      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive shares excluded from computation of diluted EPS (in shares) 400,000 500,000 700,000
Stock Options      
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]      
Antidilutive shares excluded from computation of diluted EPS (in shares) 0 0 0