Consolidated Balance Sheet (Unaudited at March 31, 2012) (USD $) In Millions, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011	Mar. 31, 2011	Dec. 31, 2010
Assets
Fixed maturities, available for sale, at fair value (amortized cost $60,777 and $59,994)	$ 64,943	$ 64,232
Equity securities, available for sale, at fair value (cost $419 and $414)	583	559
Real estate investments	860	865
Short-term securities	3,373	3,594
Other investments	3,485	3,451
Total investments	73,244	72,701
Cash	258	214	239	200
Investment income accrued	717	768
Premiums receivable	5,884	5,730
Reinsurance recoverables	10,696	11,182
Ceded unearned premiums	955	828
Deferred acquisition costs	1,801	1,786
Deferred taxes		7
Contractholder receivables	5,263	5,186
Goodwill	3,365	3,365
Other intangible assets	417	433
Other assets	2,266	2,402
Total assets	104,866	104,602
Liabilities
Claims and claim adjustment expense reserve	50,973	51,419
Unearned premium reserves	11,232	11,102
Contractholder payables	5,263	5,186
Payables for reinsurance premiums	511	389
Deferred taxes	120
Debt	6,606	6,605
Other liabilities	5,289	5,424
Total liabilities	79,994	80,125
Shareholders' equity
Common stock (1,750.0 shares authorized; 389.8 and 392.8 shares issued and outstanding)	20,851	20,732	20,370	20,162
Retained earnings	20,223	19,579	19,538	18,847
Accumulated other comprehensive income	2,039	2,005	1,272	1,255
Treasury stock, at cost (355.8 and 349.0 shares)	(18,241)	(17,839)	(16,003)	(14,857)
Total shareholders' equity	24,872	24,477	25,243
Total liabilities and shareholders' equity	$ 104,866	$ 104,602