Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Assets
Fixed maturity securities at fair value (amortized cost of $39,129 and $38,170)	$ 41,274	$ 42,633
Equity securities at fair value (cost of $189 and $228)	199	249
Limited partnership investments	2,790	2,462
Other invested assets	55	59
Mortgage loans	440	401
Short term investments	1,475	1,832
Total investments	46,233	47,636
Cash	185	156
Reinsurance receivables (less allowance for uncollectible receivables of $72 and $73)	5,731	6,158
Insurance receivables (less allowance for uncollectible receivables of $90 and $101)	1,993	1,882
Accrued investment income	482	434
Deferred acquisition costs	642	598
Deferred income taxes	331	93
Property and equipment at cost (less accumulated depreciation of $358 and $404)	334	326
Goodwill	154	154
Other assets (includes $0 and $4 due from Loews Corporation)	889	773
Separate account business	213	312
Total assets	57,187	58,522
Liabilities
Claim and claim adjustment expenses	23,962	24,763
Unearned premiums	3,820	3,610
Future policy benefits	10,681	11,475
Policyholders’ funds	127	157
Short term debt		13
Long term debt	2,559	2,557
Other liabilities (includes $129 and $0 due to Loews Corporation)	3,672	3,321
Separate account business	213	312
Total liabilities	45,034	46,208
Commitments and contingencies (Notes C, G and J)
Stockholders' Equity
Common stock ($2.50 par value; 500,000,000 shares authorized; 273,040,243 shares issued; 269,701,999 and 269,399,390 shares outstanding)	683	683
Additional paid-in capital	2,142	2,146
Retained earnings	9,328	8,774
Accumulated other comprehensive income (loss)	113	831
Treasury stock (3,338,244 and 3,640,853 shares), at cost	(91)	(99)
Notes receivable for the issuance of common stock	(22)	(21)
Total stockholders’ equity	12,153	12,314
Total liabilities and stockholders' equity	$ 57,187	$ 58,522