Consolidated Statements Of Cash Flows - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Cash Flows from Operating Activities
Net income (loss)	$ 871	$ 1,166
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Deferred acquisition costs, value of business acquired, deferred sales inducements and deferred front-end loads deferrals and interest, net of amortization	(52)	(346)
Trading securities purchases, sales and maturities, net	121	223
Change in premiums and fees receivable	90	(28)
Change in accrued investment income	(67)	(100)
Change in future contract benefits and other contract holder funds	690	224
Change in reinsurance related assets and liabilities	(255)	10
Change in federal income tax accruals	(14)	198
Realized (gain) loss	11	(106)
Amortization of deferred gain on business sold through reinsurance	(55)	(55)
Other	147	(91)
Net cash provided by (used in) operating activities	1,487	1,095
Cash Flows from Investing Activities
Purchases of available-for-sale securities	(6,122)	(6,127)
Sales of available-for-sale securities	635	498
Maturities of available-for-sale securities	3,137	3,607
Purchases of other investments	(11,354)	(2,843)
Sales or maturities of other investments	10,666	2,597
Increase (decrease) in payables for collateral on investments	889	615
Proceeds from sale of subsidiaries/businesses, net of cash disposed	75
Other	(73)	(69)
Net cash provided by (used in) investing activities	(2,147)	(1,722)
Cash Flows from Financing Activities
Payment of long-term debt, including current maturities	(250)	(500)
Issuance of long-term debt, net of issuance costs	298
Deposits of fixed account values, including the fixed portion of variable	7,667	7,213
Withdrawals of fixed account values, including the fixed portion of variable	(4,534)	(4,162)
Transfers to and from separate accounts, net	(1,859)	(1,914)
Common stock issued for benefit plans and excess tax benefits	44	23
Repurchase of common stock	(700)	(450)
Dividends paid to common stockholders	(153)	(126)
Net cash provided by (used in) financing activities	513	84
Net increase (decrease) in cash and invested cash	(147)	(543)
Cash and invested cash as of beginning-of-year	3,919	2,364
Cash and invested cash as of end-of-period	$ 3,772	$ 1,821