Condensed Consolidated Balance Sheets - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Investments
Fixed maturities, at fair value (amortized cost: 2019—$10,734; 2018—$10,643)	$ 11,022	$ 10,689
Equity securities, at fair value (cost: 2019—$3,381; 2018—$3,368)	6,571	5,920
Other invested assets	271	123
Total investments	17,864	16,732
Cash and cash equivalents	802	784
Investment income receivable	128	132
Finance receivable	72	71
Premiums receivable	1,785	1,644
Reinsurance recoverable	527	484
Prepaid reinsurance premiums	50	44
Deferred policy acquisition costs	751	738
Land, building and equipment, net, for company use (accumulated depreciation: 2019—$265; 2018—$265)	202	195
Other assets	340	308
Separate accounts	831	803
Total assets	23,352	21,935
Insurance reserves
Loss and loss expense reserves	5,944	5,707
Life policy and investment contract reserves	2,784	2,779
Unearned premiums	2,717	2,516
Other liabilities	752	804
Deferred income tax	817	627
Note payable	32	32
Long-term debt and lease obligations	845	834
Separate accounts	831	803
Total liabilities	14,722	14,102
Commitments and contingent liabilities (Note 12)
Shareholders' Equity
Common stock, par value—$2 per share; (authorized: 2019 and 2018—500 million shares; issued: 2019 and 2018—198.3 million shares)	397	397
Paid-in capital	1,277	1,281
Retained earnings	8,229	7,625
Accumulated other comprehensive income	210	22
Treasury stock at cost (2019—35.1 million shares and 2018—35.5 million shares)	(1,483)	(1,492)
Total shareholders' equity	8,630	7,833
Total liabilities and shareholders' equity	$ 23,352	$ 21,935