Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Revenues
Net earned premiums	$ 2,593	$ 2,406	$ 7,532	$ 7,001
Net investment income	626	553	1,853	1,653
Net investment losses	(10)	(38)	(42)	(105)
Non-insurance warranty revenue	401	407	1,212	1,221
Other revenues	8	8	26	22
Total revenues	3,618	3,336	10,581	9,792
Claims, Benefits and Expenses
Insurance claims and policyholders’ benefits (re-measurement loss of $(48), $(41), $(88) and $(75))	2,019	1,826	5,708	5,258
Amortization of deferred acquisition costs	457	426	1,336	1,208
Non-insurance warranty expense	387	386	1,169	1,154
Other operating expenses	362	338	1,077	1,021
Interest	32	34	101	93
Total claims, benefits and expenses	3,257	3,010	9,391	8,734
Income before income tax	361	326	1,190	1,058
Income tax expense	(78)	(68)	(252)	(220)
Net income	$ 283	$ 258	$ 938	$ 838
Basic earnings per share
Basic earnings per share (in usd per share)	$ 1.04	$ 0.95	$ 3.46	$ 3.09
Diluted earnings per share
Diluted earnings per share (in usd per share)	$ 1.04	$ 0.95	$ 3.44	$ 3.08
Weighted Average Outstanding Common Stock and Common Stock Equivalents
Basic (in shares)	271.3	271.2	271.5	271.2
Diluted (in shares)	272.7	272.3	272.7	272.2