Condensed Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Condensed Consolidated Statements of Operations
Net revenues	$ 47,269	$ 46,181	$ 139,670	$ 136,380
Cost of revenue	39,941	39,064	118,282	115,766
Gross profit	7,328	7,117	21,388	20,614
Operating expenses
Goodwill impairments			3,921	135
Other operating expenses	4,975	4,618	14,755	14,070
Operating profit	2,353	2,499	2,712	6,409
Interest expense, net	453	245	1,401	744
Other expense	1	192	7	206
Income before income tax provision	1,899	2,062	1,304	5,459
Income tax provision	509	777	1,478	2,115
Income (loss) from continuing operations	1,390	1,285	(174)	3,344
Loss from discontinued operations, net of tax			(1)	(8)
Net income (loss)	1,390	1,285	(175)	3,336
Net income attributable to noncontrolling interest				(1)
Net income (loss) attributable to CVS Health	$ 1,390	$ 1,285	$ (175)	$ 3,335
Basic earnings (loss) per share:
Income (loss) from continuing operations attributable to CVS Health (in dollars per share)	$ 1.36	$ 1.26	$ (0.17)	$ 3.26
Loss from discontinued operations attributable to CVS Health (in dollars per share)				(0.01)
Net income (loss) attributable to CVS Health (in dollars per share)	$ 1.36	$ 1.26	$ (0.17)	$ 3.25
Weighted average shares outstanding (in shares)	1,020	1,016	1,018	1,022
Diluted earnings (loss) per share:
Income (loss) from continuing operations attributable to CVS Health (in dollars per share)	$ 1.36	$ 1.26	$ (0.17)	$ 3.25
Loss from discontinued operations attributable to CVS Health (in dollars per share)				(0.01)
Net income (loss) attributable to CVS Health (in dollars per share)	$ 1.36	$ 1.26	$ (0.17)	$ 3.24
Weighted average shares outstanding (in shares)	1,022	1,020	1,018	1,026
Dividends declared per share (in dollars per share)	$ 0.50	$ 0.50	$ 1.50	$ 1.50