Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Mar. 31, 2014		Dec. 31, 2013
Securities available for sale, at fair value:
Equity securities (cost $17 in 2014 and 2013)	$ 21		$ 21
Securities held to maturity, at amortized cost:
Fixed maturities	40,858		44,415
Other investments	323		463
Cash and cash equivalents	1,994		2,543
Total investments and cash	110,493		108,459
Receivables	732		1,165
Accrued investment income	774		798
Deferred policy acquisition costs	8,965		8,798
Property and equipment, at cost less accumulated depreciation	481		481
Other	1,847	[1]	1,606	[1]
Total assets	123,292		121,307
Policy liabilities:
Future policy benefits	71,689		69,136
Unpaid policy claims	3,875		3,763
Unearned premiums	10,779		10,642
Other policyholders’ funds	6,547		5,861
Total policy liabilities	92,890		89,402
Income taxes	4,258		3,718
Payables for return of cash collateral on loaned securities	3,313		5,820
Notes payable	4,913		4,897
Other	2,242	[2]	2,850	[2]
Commitments and contingent liabilities (Note 11)
Total liabilities	107,616		106,687
Shareholders’ equity:
Common stock of $.10 par value. In thousands: authorized 1,900,000 shares in 2014 and 2013; issued 667,620 shares in 2014 and 667,046 shares in 2013	67		67
Additional paid-in capital	1,667		1,644
Retained earnings	20,447		19,885
Accumulated other comprehensive income (loss):
Unrealized foreign currency translation gains (losses)	(1,542)		(1,505)
Unrealized gain (losses) on investment securities	1,944		1,035
Unrealized gains (losses) on derivatives	(13)		(12)
Pension liability adjustment	(82)		(81)
Treasury stock, at average cost	(6,812)		(6,413)
Total shareholders’ equity	15,676		14,620
Total liabilities and shareholders’ equity	123,292		121,307
Investments Other Than Consolidated Variable Interest Entities
Securities available for sale, at fair value:
Fixed maturities	59,619		53,227
Perpetual securities	2,538		2,479
Securities held to maturity, at amortized cost:
Fixed maturities	40,615		44,178
Variable Interest Entity, Consolidated
Securities available for sale, at fair value:
Fixed maturities	4,662		4,843
Perpetual securities	478		468
Securities held to maturity, at amortized cost:
Fixed maturities	$ 243		$ 237

[1] Includes $107 in 2014 and $106 in 2013 of derivatives from consolidated variable interest entities

[2] Includes $194 in 2014 and $207 in 2013 of derivatives from consolidated variable interest entities