Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2017	Dec. 31, 2016
Investments:
Fixed maturities, available-for-sale, at fair value (amortized cost of $20,914 and $22,507)	$ 22,799	$ 23,819
Marketable Securities, Fixed Maturities	32	82
Available-for-sale Securities, Equity Securities	154	152
Mortgage loans (net of allowance for loan losses of $0 and $19)	2,872	2,811
Policy loans, at outstanding balance	1,432	1,442
Limited partnerships and other alternative investments	1,001	930
Other investments	213	293
Short-term investments	1,094	1,349
Total investments	29,597	30,878
Cash	537	554
Premiums receivable and agents’ balances, net	15	18
Reinsurance recoverables	20,785	20,725
Deferred policy acquisition costs	405	463
Deferred income taxes, net	556	1,437
Other Assets	1,003	606
Separate Account Assets	115,834	115,665
Total assets	168,732	170,346
Liabilities
Reserve for future policy benefits	14,482	14,000
Other policyholder funds and benefits payable	29,228	30,588
Other Liabilities	2,508	2,272
Separate account liabilities	115,834	115,665
Total liabilities	162,052	162,525
Commitments and Contingencies
Stockholder’s Equity
Common stock—1,000 shares authorized, issued and outstanding, par value $5,690	6	6
Additional paid-in capital	3,539	4,935
Accumulated other comprehensive income, net of tax	1,023	722
Retained earnings	2,112	2,158
Stockholders' Equity Attributable to Parent	6,680	7,821
Total liabilities and stockholder’s equity	$ 168,732	$ 170,346