CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash flows from operating activities
Net income	$ 1,682	$ 2,026
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and other non-cash items	275	277
Realized capital gains and losses	(280)	(588)
Loss on extinguishment of debt	0	1
(Gain) loss on disposition of operations	(2)	77
Interest credited to contractholder funds	578	717
Changes in:
Policy benefits and other insurance reserves	500	50
Unearned premiums	762	822
Deferred policy acquisition costs	(219)	(189)
Premium installment receivables, net	(290)	(386)
Reinsurance recoverables, net	(133)	(110)
Income taxes	(60)	175
Other operating assets and liabilities	(127)	(307)
Net cash provided by operating activities	2,686	2,565
Proceeds from sales
Fixed income securities	22,796	27,648
Equity securities	2,688	5,263
Limited partnership interests	795	1,084
Mortgage loans	6	10
Other investments	178	292
Investment collections
Fixed income securities	3,248	2,787
Mortgage loans	305	868
Other investments	254	158
Investment purchases
Fixed income securities	(22,928)	(30,650)
Equity securities	(3,238)	(4,208)
Limited partnership interests	(930)	(892)
Mortgage loans	(524)	(218)
Other investments	(743)	(652)
Change in short-term investments, net	(577)	265
Change in other investments, net	(16)	58
Purchases of property and equipment, net	(219)	(207)
Disposition of operations	0	378
Net cash provided by investing activities	1,095	1,984
Cash flows from financing activities
Repayments of long-term debt	(20)	(1,006)
Proceeds from issuance of preferred stock	0	965
Contractholder fund deposits	784	926
Contractholder fund withdrawals	(1,793)	(2,831)
Dividends paid on common stock	(365)	(360)
Dividends paid on preferred stock	(87)	(56)
Treasury stock purchases	(2,216)	(2,189)
Shares reissued under equity incentive plans, net	121	204
Excess tax benefits on share-based payment arrangements	44	22
Other	(1)	(14)
Net cash used in financing activities	(3,533)	(4,339)
Net increase in cash	248	210
Cash at beginning of period	657	675
Cash at end of period	$ 905	$ 885