Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Revenues
Net earned premiums	$ 1,853	$ 1,806	$ 5,453	$ 5,185
Net investment income	487	509	1,483	1,529
Net realized investment gains (losses):
Other-than-temporary impairment losses	(3)	(5)	(9)	(9)
Other net realized investment gains (losses)	17	(19)	34	71
Net realized investment gains (losses)	14	(24)	25	62
Non-insurance warranty revenue (Note J)	258	99	744	290
Other revenues	10	8	26	28
Total revenues	2,622	2,398	7,731	7,094
Claims, Benefits and Expenses
Insurance claims and policyholders’ benefits	1,312	1,480	3,978	4,053
Amortization of deferred acquisition costs	337	309	992	926
Non-insurance warranty expense (Note J)	235	74	676	216
Other operating expenses	302	307	903	875
Interest	34	41	104	124
Total claims, benefits and expenses	2,220	2,211	6,653	6,194
Income before income tax	402	187	1,078	900
Income tax expense	(66)	(43)	(181)	(224)
Net income	$ 336	$ 144	$ 897	$ 676
Basic earnings per share (in usd per share)	$ 1.24	$ 0.53	$ 3.30	$ 2.49
Diluted earnings per share (in usd per share)	1.23	0.53	3.29	2.48
Dividends declared per share (in usd per share)	$ 0.35	$ 0.3	$ 2.95	$ 2.8
Weighted Average Outstanding Common Stock and Common Stock Equivalents
Basic (in shares)	271.6	271.2	271.5	271.1
Diluted (in shares)	272.5	272.1	272.4	272.0