Condensed Consolidated Balance Sheet (Unaudited) Parentheticals (USD $) In Millions, except Share data, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Fixed maturity securities at amortized cost	$ 37,885	$ 37,345
Equity securities at cost	252	288
Allowance for uncollectible reinsurance receivables	71	91
Allowance for uncollectible insurance receivables	110	112
Accumulated depreciation on property and equipment	428	420
Other assets receivable from Loews Corporation		130
Other liabilities due to Loews Corporation	$ 18
Common stock, par value	$ 2.50	$ 2.50
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	273,040,243	273,040,243
Common stock, shares outstanding	269,397,139	269,274,900
Treasury stock, shares	3,643,104	3,765,343