Earnings Per Share (Tables)

6 Months Ended

Jun. 30, 2017

Earnings Per Share

Reconciliation of basic and diluted earnings per common share

	Three Months Ended				Six Months Ended
	June 30,				June 30,
In millions, except per share amounts	2017		2016		2017		2016
Numerator for earnings per share calculation:
Income from continuing operations	$	1,097	$	924	$	2,059	$	2,071
Income allocated to participating securities		(3)		(4)		(8)		(10)
Net income attributable to noncontrolling interest		—		—		(1)		(1)
Income from continuing operations attributable to CVS Health	$	1,094	$	920	$	2,050	$	2,060
Denominator for earnings per share calculation:
Weighted average shares, basic		1,019		1,070		1,024		1,081
Effect of dilutive securities		5		5		5		6
Weighted average shares, diluted		1,024		1,075		1,029		1,087
Earnings per share from continuing operations:
Basic	$	1.07	$	0.86	$	2.00	$	1.91
Diluted	$	1.07	$	0.86	$	1.99	$	1.90