CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities
Net income	$ 1,032	$ 1,245
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation, amortization and other non-cash items	179	189
Realized capital gains and losses	(247)	(294)
Loss on extinguishment of debt	0	1
Loss on disposition of operations	0	50
Interest credited to contractholder funds	384	519
Changes in:
Policy benefits and other insurance reserves	526	103
Unearned premiums	244	287
Deferred policy acquisition costs	(132)	(77)
Premium installment receivables, net	(158)	(152)
Reinsurance recoverables, net	(144)	(39)
Income taxes	(283)	(195)
Other operating assets and liabilities	(98)	(436)
Net cash provided by operating activities	1,303	1,201
Proceeds from sales
Fixed income securities	16,012	14,205
Equity securities	2,074	2,744
Limited partnership interests	591	802
Mortgage loans	0	10
Other investments	132	81
Investment collections
Fixed income securities	2,243	1,730
Mortgage loans	357	726
Other investments	177	107
Investment purchases
Fixed income securities	(16,482)	(15,802)
Equity securities	(1,920)	(2,668)
Limited partnership interests	(563)	(653)
Mortgage loans	(509)	(109)
Other investments	(518)	(395)
Change in short-term investments, net	(391)	(60)
Change in other investments, net	(16)	49
Purchases of property and equipment, net	(133)	(124)
Disposition of operations	0	378
Net cash provided by investing activities	1,054	1,021
Cash flows from financing activities
Repayments of long-term debt	(9)	(355)
Proceeds from issuance of preferred stock	0	965
Contractholder fund deposits	527	666
Contractholder fund withdrawals	(1,152)	(1,922)
Dividends paid on common stock	(243)	(238)
Dividends paid on preferred stock	(58)	(25)
Treasury stock purchases	(1,424)	(1,257)
Shares reissued under equity incentive plans, net	109	149
Excess tax benefits on share-based payment arrangements	43	18
Other	(2)	(9)
Net cash used in financing activities	(2,209)	(2,008)
Net increase in cash	148	214
Cash at beginning of period	657	675
Cash at end of period	$ 805	$ 889