Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share [Abstract]

Schedule of calculation for basic and diluted EPS

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

(in millions, except per share amounts)	Three Months				Six Months
	2017		2016		2017		2016
Amounts attributable to S&P Global Inc. common shareholders:
Net income	$	421	$	383	$	820	$	677
Basic weighted-average number of common shares outstanding	257.3		264.5		257.7		264.7
Effect of stock options and other dilutive securities	2.6		2.2		2.7		2.3
Diluted weighted-average number of common shares outstanding	259.9		266.7		260.4		267.0
Earnings per share attributable to S&P Global Inc. common shareholders:
Net income:
Basic	$	1.63	$	1.45	$	3.18	$	2.56
Diluted	$	1.62	$	1.44	$	3.15	$	2.54