Consolidated Statement of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Revenues
Premiums	$ 8,317	$ 7,616	$ 16,331	$ 15,002
Net investment income	707	818	1,344	1,519
Fee income	100	104	203	205
Net realized investment gains (losses)	(95)	61	(118)	105
Other revenues	107	88	185	169
Total revenues	9,136	8,687	17,945	17,000
Claims and expenses
Claims and claim adjustment expenses	5,803	5,045	10,842	10,015
Amortization of deferred acquisition costs	1,365	1,254	2,675	2,461
General and administrative expenses	1,223	1,174	2,414	2,337
Interest expense	88	83	175	165
Total claims and expenses	8,479	7,556	16,106	14,978
Income before income taxes	657	1,131	1,839	2,022
Income tax expense	106	197	270	355
Net income	$ 551	$ 934	$ 1,569	$ 1,667
Net income per share
Basic (in dollars per share)	$ 2.29	$ 3.70	$ 6.50	$ 6.58
Diluted (in dollars per share)	$ 2.27	$ 3.66	$ 6.43	$ 6.53
Weighted average number of common shares outstanding
Basic (in shares)	238.4	250.7	239.7	251.4
Diluted (in shares)	241.1	253.1	242.4	253.6
Cash dividends declared per common share (in dollars per share)	$ 0.93	$ 0.88	$ 1.81	$ 1.73