Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues:
Premiums	$ 21,631	$ 18,960
Net investment income	168	297
Total revenues	76,826	69,097
Operating costs:
Cost of products sold	45,509	40,894
Benefit costs	17,951	15,704
Operating expenses	9,876	8,922
Total operating costs	73,336	65,520
Operating income	3,490	3,577
Interest expense	586	657
Other income	(42)	(50)
Income before income tax provision	2,946	2,970
Income tax provision	633	746
Net income	2,313	2,224
Net income attributable to noncontrolling interests	(1)	(1)
Net income attributable to CVS Health	$ 2,312	$ 2,223
Net income per share attributable to CVS Health:
Net income per share attributable to CVS Health, basic (in dollars per share)	$ 1.76	$ 1.69
Net income per share attributable to CVS Health, diluted (in dollars per share)	$ 1.74	$ 1.68
Weighted average shares outstanding:
Weighted average basic shares outstanding, basic (in shares)	1,312	1,313
Weighted average diluted shares outstanding, diluted (in shares)	1,328	1,322
Dividends declared per share (in dollars per share)	$ 0.55	$ 0.50
Cost, Product and Service [Extensible List]	Products	Products
Products
Revenues:
Revenues	$ 52,522	$ 47,387
Services
Revenues:
Revenues	$ 2,505	$ 2,453