Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Premiums:
Life insurance	$ 187,686	$ 181,857	$ 169,683
Accident and health insurance	1,599	1,557	1,529
Property insurance	5,195	5,118	4,946
Net investment income	45,782	41,062	36,597
Realized investment gains, net	(5,459)	(19)	(247)
Decrease in fair value of warrants			0
Other income	1,465	650	1,128
Total revenue	236,268	230,225	213,636
Insurance benefits paid or provided:
Claims and surrenders	78,879	68,269	64,427
Increase in future policy benefit reserves	77,929	82,847	74,220
Policyholders' dividends	10,747	10,102	9,470
Total insurance benefits paid or provided	167,555	161,218	148,117
Commissions	43,625	44,021	40,477
Other general expenses	33,143	36,591	26,590
Capitalization of deferred policy acquisition costs	31,104	32,071	29,398
Amortization of deferred policy acquisition costs	23,339	21,064	18,511
Amortization of cost of customer relationships acquired	2,317	2,182	2,408
Total benefits and expenses	238,875	233,005	206,705
Income (loss) before federal income tax	(2,607)	(2,780)	6,931
Federal income tax expense (benefit)	972	3,725	2,138
Net income	(3,579)	(6,505)	4,793
Unrealized gains (losses) on available-for-sale securities:
Unrealized Holding Gains (Losses) Arising During the Period	(24,217)	29,328	(34,183)
Reclassification adjustments for (gains) losses included in net income	5,415	20	227
Unrealized gains (losses) on available-for-sale securities, net	(18,802)	29,348	(33,956)
Income tax expense (benefit) on unrealized gains (losses) on available-for-sale securities	(6,539)	10,293	(11,864)
Other comprehensive income (loss)	(12,263)	19,055	(22,092)
Total comprehensive income (loss)	$ (15,842)	$ 12,550	$ (17,299)
Common Stock Class A [Member]
Earnings Per Share [Abstract]
Earnings Per Share, Basic and Diluted	$ (0.07)	$ (0.13)	$ 0.10
Common Stock Class B [Member]
Earnings Per Share [Abstract]
Earnings Per Share, Basic and Diluted	$ (0.04)	$ (0.07)	$ 0.05