Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Millions, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Investments:
Fixed maturities, available-for-sale, at fair value (amortized cost of $80,690 and $78,978) (includes variable interest entity assets, at fair value, of $265 and $153)	$ 63,339		$ 62,357
Fixed maturities, at fair value using the fair value option (includes variable interest entity assets of $344 and $338)	1,009		844
Equity securities, trading, at fair value (cost of $30,454 and $32,928)	17,418		19,745
Equity securities, available-for-sale, at fair value (cost of $865 and $1,056)	779		868
Mortgage loans (net of allowances for loan losses of $83 and $102)	5,707		5,598
Policy loans, at outstanding balance	1,429		1,420
Limited partnerships and other alternative investments (includes variable interest entity assets of $6 and $7)	3,021		3,040
Other investments	340		521
Short-term investments (includes variable interest entity assets, at fair value, of $1 as of September 30, 2012)	4,042		4,008
Total investments	97,084		98,401
Cash	1,285		1,428
Premiums receivable and agents' balances, net	3,466		3,465
Reinsurance recoverables, net	23,139		23,330
Deferred policy acquisition costs and present value of future profits	2,092		2,161
Deferred income taxes, net	3,211		3,840
Goodwill	498		498
Property and equipment, net	870		877
Other assets	2,786		2,998
Separate account assets	138,492		140,886
Total assets	272,923		277,884
Liabilities
Reserve for future policy benefits and unpaid losses and loss adjustment expenses	41,461		41,373
Other policyholder funds and benefits payable	38,430		39,029
Other policyholder funds and benefits payable - international variable annuities	17,406		19,734
Unearned premiums	5,326		5,225
Short-term Debt	532		438
Long-term Debt	5,818		6,106
Other liabilities (includes variable interest entity liabilities of $420 and $471)	5,684		6,188
Separate account liabilities	138,492		140,886
Total liabilities	253,149		258,979
Stockholders' Equity
Common stock, $0.01 par value - 1,500,000,000 shares authorized, 469,746,638 and 469,750,171 shares issued	5		5
Additional paid-in capital	9,549		9,894
Retained earnings	11,111		10,683
Treasury stock, at cost - 33,680,760 and 27,211,115 shares	(1,550)		(1,598)
Accumulated other comprehensive income, net of tax	659	[1]	(79)	[1]
Total stockholders' equity	19,774		18,905
Total liabilities and stockholders' equity	272,923		277,884
Commercial [Member]
Investments:
Mortgage loans (net of allowances for loan losses of $83 and $102)	$ 5,707		$ 5,598

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