Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2020

Earnings Per Share [Abstract]

Schedule of Calculation for Basic and Diluted Earnings Per Share

The calculation of basic and diluted EPS for the periods ended June 30 is as follows:

(in millions, except per share amounts)	Three Months				Six Months
	2020		2019		2020		2019
Amounts attributable to S&P Global Inc. common shareholders:
Net income	$	792	$	555	$	1,431	$	965
Basic weighted-average number of common shares outstanding	240.9		246.1		241.5		246.4
Effect of stock options and other dilutive securities	1.0		1.3		1.1		1.5
Diluted weighted-average number of common shares outstanding	241.9		247.4		242.6		247.9
Earnings per share attributable to S&P Global Inc. common shareholders:
Net income:
Basic	$	3.29	$	2.25	$	5.92	$	3.92
Diluted	$	3.28	$	2.24	$	5.90	$	3.89