Consolidated Statements Of Income - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Revenues
Premiums	$ 36,589	$ 33,076	$ 72,457	$ 65,861
Product revenue	4,859	3,568	8,881	6,869
Service fees	1,929	1,838	3,937	3,638
Total operating revenue	43,377	38,482	85,275	76,368
Net investment income	416	381	803	741
Net losses on financial instruments	(121)	(231)	(234)	(382)
Total revenues	43,672	38,632	85,844	76,727
Expenses
Benefit expense	31,604	28,795	62,390	57,026
Cost of products sold	4,327	3,069	7,808	5,952
Operating expense	4,818	4,272	9,618	8,617
Interest expense	261	208	512	409
Amortization of other intangible assets	221	166	456	295
Total expenses	41,231	36,510	80,784	72,299
Income before income tax expense	2,441	2,122	5,060	4,428
Income tax expense	585	488	1,200	1,015
Net income	1,856	1,634	3,860	3,413
Net (income) loss attributable to noncontrolling interests	(3)	3	(18)	13
Shareholders’ net income	$ 1,853	$ 1,637	$ 3,842	$ 3,426
Shareholders’ net income per share
Basic net income per share	$ 7.83	$ 6.80	$ 16.21	$ 14.22
Diluted net income per share	7.79	6.73	16.10	14.05
Dividends per share	$ 1.48	$ 1.28	$ 2.96	$ 2.56