Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Investments:
Debt securities held to maturity, at amortized cost (fair value: $7,228,268 and $7,434,104)	$ 7,285,254	$ 7,247,024
Debt securities available for sale, at fair value (amortized cost: $3,008,624 and $2,964,510)	2,946,059	3,041,131
Mortgage loans, net of allowance for possible losses ($675 and $650)	203,180	208,249
Policy loans	54,724	56,405
Derivatives, index options	14,684	194,731
Equity securities, at fair value (cost: $14,329 and $12,890)	17,491	18,478
Other long-term investments	56,851	51,828
Total investments	10,578,243	10,817,846
Cash and cash equivalents	131,976	217,624
Deferred policy acquisition costs	841,704	819,511
Deferred sales inducements	133,714	135,570
Accrued investment income	96,338	96,818
Federal income tax receivable	17,934	0
Other assets	131,782	137,725
Total assets	11,931,691	12,225,094
Future policy benefits:
Universal life and annuity contracts	9,608,850	9,962,589
Traditional life reserves	135,436	135,895
Other policyholder liabilities	135,694	128,009
Deferred Federal income tax liability	39,384	25,408
Federal income tax payable	0	2,701
Other liabilities	111,550	138,318
Total liabilities	10,030,914	10,392,920
COMMITMENTS AND CONTINGENCIES (Notes 4, 7, and 9)
Common stock:
Additional paid-in capital	41,716	41,716
Accumulated other comprehensive income (loss)	(37,015)	14,281
Retained earnings	1,896,040	1,776,141
Total stockholders' equity	1,900,777	1,832,174
Total liabilities and stockholders' equity	11,931,691	12,225,094
Common Class A
Common stock:
Common Stock:	34	34
Common Class B
Common stock:
Common Stock:	$ 2	$ 2