Segment Information (Details) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018 USD ($)	Sep. 30, 2018 USD ($)	Jun. 30, 2018 USD ($)	Mar. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($)	Mar. 31, 2017 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)
Segment Reporting Information [Line Items]
Number of reportable segments									2
Segment Reporting, Measurement Differences Between Segment and Consolidated Profit (Loss)									The Company's Other Non-insurance operations are the only difference between segments and reported consolidated operations.
Premiums									$ 187,860	$ 197,720	$ 197,876
Net investment income									54,205	53,146	48,560
Realized investment gains (losses), net									108	518	(1,985)
Other income									1,833	1,243	955
Total revenue	$ 65,570	$ 61,161	$ 59,842	$ 57,433	$ 67,863	$ 64,331	$ 60,852	$ 59,581	244,006	252,627	245,406
claims and surrenders									91,103	82,905	81,367
Increase in future policy benefit reserves									47,947	76,029	75,881
Policyholders' dividends									6,362	6,268	6,832
Total insurance benefits paid or provided									145,412	165,202	164,080
Commissions									34,962	41,324	44,641
Other general expenses									47,632	46,388	33,356
Deferred policy acquisition costs, capitalized amount									(22,695)	(29,120)	(32,732)
Amortization of deferred policy acquisition costs									34,235	29,690	28,515
Amortization of cost of customer relationships acquired									2,458	2,129	2,063
Total benefits and expenses	67,598	$ 55,599	$ 63,953	$ 54,854	76,998	$ 61,221	$ 58,756	$ 58,638	242,004	255,613	239,923
Income (loss) before income tax expense									2,002	(2,986)	5,483
Total assets	1,615,561				1,644,453				1,615,561	1,644,453
Ordinary life									181,825	191,342	191,226
Group Life									0	0	28
Accident and health									1,218	1,392	1,546
Property									4,817	4,986	5,076
Reinsurance Costs and Recoveries, Net									(3,701)	(2,991)	(3,198)
All Countries [Domain]
Segment Reporting Information [Line Items]
Premiums									187,860	197,720	197,876
United States
Segment Reporting Information [Line Items]
Premiums									53,836	54,737	54,430
Colombia
Segment Reporting Information [Line Items]
Premiums									27,605	29,200	29,643
Venezuela
Segment Reporting Information [Line Items]
Premiums									24,783	27,997	31,107
Taiwan
Segment Reporting Information [Line Items]
Premiums									18,888	19,535	18,590
Ecuador
Segment Reporting Information [Line Items]
Premiums									15,187	16,440	15,456
Brazil
Segment Reporting Information [Line Items]
Premiums									9,978	11,088	9,856
South America [Member]
Segment Reporting Information [Line Items]
Premiums									41,284	41,714	41,992
Life Insurance Segment [Member]
Segment Reporting Information [Line Items]
Premiums									141,146	150,708	151,195
Net investment income									39,985	38,578	33,350
Realized investment gains (losses), net									358	(461)	(1,685)
Other income									1,833	1,061	882
Total revenue									183,322	189,886	183,742
claims and surrenders									69,149	60,393	58,440
Increase in future policy benefit reserves									43,671	70,783	71,373
Policyholders' dividends									6,316	6,226	6,774
Total insurance benefits paid or provided									119,136	137,402	136,587
Commissions									20,079	25,760	29,235
Other general expenses									18,718	18,597	14,284
Deferred policy acquisition costs, capitalized amount									(17,194)	(23,157)	(26,742)
Amortization of deferred policy acquisition costs									29,915	25,295	24,428
Amortization of cost of customer relationships acquired									583	595	559
Total benefits and expenses									171,237	184,492	178,351
Income (loss) before income tax expense									12,085	5,394	5,391
Total assets	1,174,769				1,191,051				1,174,769	1,191,051
Home Service Insurance Segment [Member]
Segment Reporting Information [Line Items]
Premiums									46,714	47,012	46,681
Net investment income									13,125	13,132	13,705
Realized investment gains (losses), net									(46)	979	(300)
Other income									(1)	3	5
Total revenue									59,792	61,126	60,091
claims and surrenders									21,954	22,512	22,927
Increase in future policy benefit reserves									4,276	5,246	4,508
Policyholders' dividends									46	42	58
Total insurance benefits paid or provided									26,276	27,800	27,493
Commissions									14,883	15,564	15,406
Other general expenses									20,435	23,395	15,252
Deferred policy acquisition costs, capitalized amount									(5,501)	(5,963)	(5,990)
Amortization of deferred policy acquisition costs									4,320	4,395	4,087
Amortization of cost of customer relationships acquired									1,875	1,534	1,504
Total benefits and expenses									62,288	66,725	57,752
Income (loss) before income tax expense									(2,496)	(5,599)	2,339
Total assets	369,563				377,578				369,563	377,578
Other Non-Insurance Enterprises [Member]
Segment Reporting Information [Line Items]
Premiums									0	0	0
Net investment income									1,095	1,436	1,505
Realized investment gains (losses), net									(204)	0	0
Other income									1	179	68
Total revenue									892	1,615	1,573
claims and surrenders									0	0	0
Increase in future policy benefit reserves									0	0	0
Policyholders' dividends									0	0	0
Total insurance benefits paid or provided									0	0	0
Commissions									0	0	0
Other general expenses									8,479	4,396	3,820
Deferred policy acquisition costs, capitalized amount									0	0	0
Amortization of deferred policy acquisition costs									0	0	0
Amortization of cost of customer relationships acquired									0	0	0
Total benefits and expenses									8,479	4,396	3,820
Income (loss) before income tax expense									(7,587)	(2,781)	$ (2,247)
Total assets	$ 71,229				$ 75,824				$ 71,229	$ 75,824