Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Revenues
Net earned premiums	$ 2,783	$ 2,593	$ 8,103	$ 7,532
Net investment income	638	626	1,904	1,853
Net investment losses	(7)	(10)	(62)	(42)
Non-insurance warranty revenue	393	401	1,188	1,212
Other revenues	10	8	28	26
Total revenues	3,817	3,618	11,161	10,581
Claims, Benefits and Expenses
Insurance claims and policyholders’ benefits (re-measurement loss of $36, $48, $59 and $88)	2,032	2,019	6,144	5,708
Amortization of deferred acquisition costs	483	457	1,423	1,336
Non-insurance warranty expense	377	387	1,146	1,169
Other operating expenses	376	362	1,107	1,077
Interest expense	36	32	99	101
Total claims, benefits and expenses	3,304	3,257	9,919	9,391
Income before income tax	513	361	1,242	1,190
Income tax expense	(110)	(78)	(266)	(252)
Net income	$ 403	$ 283	$ 976	$ 938
Basic earnings per share
Basic earnings per share (in usd per share)	$ 1.49	$ 1.04	$ 3.60	$ 3.46
Diluted earnings per share
Diluted earnings per share (in usd per share)	$ 1.48	$ 1.04	$ 3.58	$ 3.44
Weighted Average Outstanding Common Stock and Common Stock Equivalents
Basic (in shares)	271.1	271.3	271.2	271.5
Diluted (in shares)	272.3	272.7	272.4	272.7