Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017		Dec. 31, 2016
Investments:
Fixed-maturity securities available-for-sale, at fair value (amortized cost: $1,877,326 in 2017 and $1,734,683 in 2016)	$ 1,927,842	[1]	$ 1,792,438	[2]
Fixed-maturity securities held-to-maturity, at amortized cost (fair value: $779,472 in 2017 and $513,015 in 2016)	737,150		503,230
Equity securities available-for-sale, at fair value (cost: $31,331 in 2017 and $36,818 in 2016)	41,107		44,894
Trading securities, at fair value (cost: $6,172 in 2017 and $7,382 in 2016)	6,228		7,383
Policy loans	32,816		30,916
Total investments	2,745,143		2,378,861
Cash and cash equivalents	279,962		211,976
Accrued investment income	16,665		16,520
Reinsurance recoverables	4,205,173		4,193,562
Deferred policy acquisition costs, net	1,951,892		1,713,065
Agent balances, due premiums and other receivables	229,522		210,448
Intangible assets, net	51,513		54,915
Deferred income taxes	48,614		37,369
Other assets	359,347		334,274
Separate account assets	2,572,872		2,287,953
Total assets	12,460,703		11,438,943
Liabilities:
Future policy benefits	5,954,524		5,673,890
Unearned premiums	486		527
Policy claims and other benefits payable	307,401		268,136
Other policyholders’ funds	377,998		363,038
Notes payable	373,288		372,919
Surplus note	736,381		502,491
Income tax payable	24,896		26,365
Deferred income taxes	152,572		198,641
Other liabilities	451,398		449,963
Payable under securities lending	89,786		73,646
Separate account liabilities	2,572,872		2,287,953
Commitments and contingent liabilities (see Commitments and Contingent Liabilities note)
Total liabilities	11,041,602		10,217,569
Stockholders’ equity:
Common stock ($0.01 par value; authorized 500,000 in 2017 and 2016; issued and outstanding 44,251 shares in 2017 and 45,721 shares in 2016)	443		457
Paid-in capital			52,468
Retained earnings	1,375,090		1,138,851
Accumulated other comprehensive income (loss), net of income tax:
Unrealized foreign currency translation gains (losses)	3,995		(13,193)
Net unrealized investment gains (losses):
Net unrealized investment gains not other-than-temporarily impaired	39,686		42,852
Net unrealized investment losses other-than-temporarily impaired	(113)		(61)
Total stockholders’ equity	1,419,101		1,221,374
Total liabilities and stockholders’ equity	$ 12,460,703		$ 11,438,943

[1] Includes approximately $0.2 million of OTTI losses related to corporates and mortgage- and asset-backed securities recognized in accumulated other comprehensive income.

[2] Includes approximately $0.1 million of OTTI losses related to corporates and mortgage- and asset-backed securities recognized in accumulated other comprehensive income.