Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Investments:
Fixed maturity securities available-for-sale, at estimated fair value (amortized cost: $1,845,359 and $1,870,654, respectively)	$ 1,863,768	$ 1,878,514
Mortgage loans (net of valuation allowances of $1,772 and $1,775, respectively)	407,390	406,085
Short-term investments, principally at estimated fair value	1,998	0
Other invested assets, at estimated fair value	7,896	8,656
Total investments	2,281,052	2,293,255
Cash and cash equivalents, principally at estimated fair value	30,526	18,583
Accrued investment income	17,922	16,626
Premiums, reinsurance and other receivables	508,892	354,939
Deferred policy acquisition costs and value of business acquired	109,840	85,173
Income Taxes Receivable	54,173	57,736
Other assets	45,729	48,285
Separate account assets	4,876,874	4,758,449
Total assets	7,925,008	7,633,046
Liabilities
Future policy benefits	632,847	627,007
Policyholder account balances	1,175,397	1,202,350
Other policy-related balances	12,037	7,285
Payables for collateral under derivative transactions	8,742	8,942
Deferred income tax liability	185,973	219,839
Other liabilities	388,868	112,441
Separate account liabilities	4,876,874	4,758,449
Total liabilities	7,280,738	6,936,313
Contingencies, Commitments and Guarantees (Note 9)
Stockholder's Equity
Common stock, par value $10 per share; 200,000 shares authorized, issued and outstanding	2,000	2,000
Additional paid-in capital	340,931	340,931
Retained earnings	292,821	349,395
Accumulated other comprehensive income (loss)	8,518	4,407
Total stockholder's equity	644,270	696,733
Total liabilities and stockholder's equity	$ 7,925,008	$ 7,633,046