Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Available-for-sale securities, at fair value:
Fixed maturity securities (amortized cost: 2015 - $81,993; 2014 - $78,609)	$ 84,964	$ 86,240
Variable interest entities' fixed maturity securities (amortized cost: 2015 - $596; 2014 - $587)	598	598
Equity securities (cost: 2015 - $226; 2014 - $216)	237	231
Trading securities	1,854	2,065
Mortgage loans on real estate	8,678	7,574
Real estate	17	20
Policy loans	2,545	2,670
Derivative investments	1,537	1,860
Other investments	1,778	1,709
Total investments	102,208	102,967
Cash and invested cash	3,146	3,919
Deferred acquisition costs and value of business acquired	9,510	8,207
Premiums and fees receivable	376	473
Accrued investment income	1,070	1,049
Reinsurance recoverables	5,623	5,730
Funds withheld reinsurance assets	629	649
Goodwill	2,273	2,273
Other assets	3,483	2,845
Separate account assets	123,619	125,265
Total assets	251,937	253,377
Liabilities
Future contract benefits	20,708	20,057
Other contract holder funds	77,362	75,512
Short-term debt		250
Long-term debt	5,582	5,270
Reinsurance related embedded derivatives	87	150
Funds withheld reinsurance liabilities	638	764
Deferred gain on business sold through reinsurance	98	171
Payables for collateral on investments	4,657	4,409
Variable interest entities' liabilities	4	13
Other liabilities	5,565	5,776
Separate account liabilities	123,619	125,265
Total liabilities	$ 238,320	$ 237,637
Contingencies and Commitments (See Note 13)
Stockholders Equity
Preferred stock - 10,000,000 shares authorized	$ 0	$ 0
Common stock - 800,000,000 shares authorized; 243,835,893 and 256,551,440 shares issued and outstanding as of September 30, 2015, and December 31, 2014, respectively	6,298	6,622
Retained earnings	6,474	6,022
Accumulated other comprehensive income (loss)	845	3,096
Total stockholders' equity	13,617	15,740
Total liabilities and stockholders' equity	$ 251,937	$ 253,377