Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2021

Earnings Per Share [Abstract]

Schedule of Calculation for Basic and Diluted Earnings Per Share

The calculation of basic and diluted EPS for the three months ended March 31 is as follows:

(in millions, except per share amounts)	2021		2020
Amounts attributable to S&P Global Inc. common shareholders:
Net income	$	755	$	639
Basic weighted-average number of common shares outstanding	240.6		242.1
Effect of stock options and other dilutive securities	1.0		1.2
Diluted weighted-average number of common shares outstanding	241.6		243.3
Earnings per share attributable to S&P Global Inc. common shareholders:
Net income:
Basic	$	3.14	$	2.64
Diluted	$	3.12	$	2.62