Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
Investments
Fixed maturities, at fair value (amortized cost: 2023—$14,361; 2022—$12,979)	$ 13,791	$ 12,132
Equity securities, at fair value (cost: 2023—$4,282; 2022—$4,294)	10,989	9,841
Other invested assets	577	452
Total investments	25,357	22,425
Cash and cash equivalents	907	1,264
Investment income receivable	192	160
Finance receivable	108	92
Premiums receivable	2,592	2,322
Reinsurance recoverable	651	665
Prepaid reinsurance premiums	55	51
Deferred policy acquisition costs	1,093	1,013
Land, building and equipment, net, for company use (accumulated depreciation: 2023—$337; 2022—$322)	208	202
Other assets	681	646
Separate accounts	925	892
Total assets	32,769	29,732
Insurance reserves
Loss and loss expense reserves	9,050	8,400
Life policy and investment contract reserves	3,068	3,015
Unearned premiums	4,119	3,689
Other liabilities	1,311	1,229
Deferred income tax	1,324	1,054
Note payable	25	50
Long-Term Debt and Lease Obligation	849	841
Separate accounts	925	892
Total liabilities	20,671	19,170
Commitments and contingent liabilities (Note 16)
Shareholders' Equity
Common stock, par value—$2 per share; (authorized: 2023 and 2022—500 million shares; issued: 2023 and 2022—198.3 million shares)	397	397
Paid-in capital	1,437	1,392
Retained earnings	13,084	11,711
Accumulated other comprehensive income	(435)	(614)
Treasury stock, at cost (2023—41.3 million shares and 2022—41.2 million shares)	(2,385)	(2,324)
Total shareholders' equity	12,098	10,562
Total liabilities and shareholders' equity	$ 32,769	$ 29,732