CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash flows from operating activities
Net income	$ 1,245	$ 1,143
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and other non-cash items	189	180
Realized capital gains and losses	(294)	(493)
Loss on extinguishment of debt	1	480
Loss (gain) on disposition of operations	50	(2)
Interest credited to contractholder funds	519	656
Changes in:
Policy benefits and other insurance reserves	103	(607)
Unearned premiums	287	165
Deferred policy acquisition costs	(77)	(107)
Premium installment receivables, net	(152)	(81)
Reinsurance recoverables, net	(39)	327
Income taxes	(195)	283
Other operating assets and liabilities	(436)	(391)
Net cash provided by operating activities	1,201	1,553
Proceeds from sales
Fixed income securities	14,205	10,461
Equity securities	2,744	1,742
Limited partnership interests	802	438
Mortgage loans	10	20
Other investments	81	38
Investment collections
Fixed income securities	1,730	3,658
Mortgage loans	726	475
Other investments	107	171
Investment purchases
Fixed income securities	(15,802)	(10,637)
Equity securities	(2,668)	(2,010)
Limited partnership interests	(653)	(477)
Mortgage loans	(109)	(314)
Other investments	(395)	(538)
Change in short-term investments, net	(60)	(423)
Change in other investments, net	49	91
Purchases of property and equipment, net	(124)	(43)
Disposition of operations	378
Net cash provided by investing activities	1,021	2,652
Cash flows from financing activities
Change in short-term debt		500
Proceeds from issuance of long-term debt		1,481
Repayments of long-term debt	(355)	(2,540)
Proceeds from issuance of preferred stock	965	278
Contractholder fund deposits	666	1,119
Contractholder fund withdrawals	(1,922)	(4,273)
Dividends paid on common stock	(238)	(119)
Dividends paid on preferred stock	(25)
Treasury stock purchases	(1,257)	(897)
Shares reissued under equity incentive plans, net	149	60
Excess tax benefits on share-based payment arrangements	18	29
Other	(9)	(15)
Net cash used in financing activities	(2,008)	(4,377)
Net increase (decrease) in cash	214	(172)
Cash at beginning of period	675	806
Cash at end of period	$ 889	$ 634