Consolidated Statements of Operations - USD ($) shares in Millions, $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Revenues
Net earned premiums	$ 7,649	$ 7,428	$ 7,312
Net investment income	1,935	2,118	1,817
Net investment (losses) gains	(54)	29	(52)
Non-insurance warranty revenue	1,252	1,161	1,007
Other revenues	26	31	50
Total revenues	10,808	10,767	10,134
Claims, Benefits and Expenses
Insurance claims and policyholders’ benefits	6,170	5,806	5,572
Amortization of deferred acquisition costs	1,410	1,383	1,335
Non-insurance warranty expense	1,159	1,082	923
Other operating expenses	1,126	1,142	1,202
Interest	122	131	138
Total claims, benefits and expenses	9,987	9,544	9,170
Income before income tax	821	1,223	964
Income tax expense	(131)	(223)	(151)
Net income	$ 690	$ 1,000	$ 813
Basic earnings per share
Basic earnings per share (in usd per share)	$ 2.54	$ 3.68	$ 2.99
Diluted earnings per share
Diluted earnings per share (in usd per share)	$ 2.53	$ 3.67	$ 2.98
Weighted Average Outstanding Common Stock and Common Stock Equivalents
Basic (in shares)	271.6	271.6	271.5
Diluted (in shares)	272.4	272.5	272.5