Consolidated Statements Of Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues
Premiums	$ 33,076	$ 28,533	$ 65,861	$ 56,209
Product revenue	3,568	3,042	6,869	5,779
Administrative fees and other revenue	1,838	1,704	3,638	3,389
Total operating revenue	38,482	33,279	76,368	65,377
Net investment income	381	400	741	691
Net (losses) gains on financial instruments	(231)	172	(382)	168
Total revenues	38,632	33,851	76,727	66,236
Expenses
Benefit expense	28,777	24,763	56,992	48,462
Cost of products sold	3,069	2,614	5,952	4,927
Selling, general and administrative expense	4,269	3,821	8,610	7,746
Interest expense	208	205	409	397
Amortization of other intangible assets	166	90	295	170
Loss on extinguishment of debt	0	5	0	5
Total expenses	36,489	31,498	72,258	61,707
Income before income tax expense	2,143	2,353	4,469	4,529
Income tax expense	493	552	1,024	1,061
Net income	1,650	1,801	3,445	3,468
Net loss (income) attributable to noncontrolling interests	3	(8)	13	(10)
Shareholders’ net income	$ 1,653	$ 1,793	$ 3,458	$ 3,458
Shareholders’ net income per share
Basic net income per share	$ 6.87	$ 7.33	$ 14.35	$ 14.13
Diluted net income per share	6.79	7.25	14.18	13.95
Dividends per share	$ 1.28	$ 1.13	$ 2.56	$ 1.13