Consolidated Statements of Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Premiums:
Life insurance	$ 164,609	$ 167,586	$ 169,801
Accident and health insurance	1,637	1,278	1,250
Property insurance	793	4,850	3,677
Net investment income	69,254	65,426	61,495
Investment related gains (losses), net	760	(10,291)	10,991
Other income	3,627	3,675	3,332
Total revenue	240,680	232,524	250,546
Benefits and expenses:
Claims and surrenders	135,993	119,935	119,735
Increase (decrease) in future policy benefit reserves	(5,624)	4,804	9,773
Policyholder liability remeasurement (gain) loss	4,460	2,884	1,434
Policyholders' dividends	5,542	6,013	6,180
Total insurance benefits paid or provided	140,371	133,636	137,122
Commissions	39,241	36,222	35,463
Other general expenses	47,131	45,177	43,370
Capitalized deferred policy acquisition costs	(28,301)	(24,899)	(22,740)
Amortization of deferred policy acquisition costs	15,460	14,390	13,445
Amortization of cost of customer relationships acquired	604	621	757
Goodwill impairment	0	0	12,624
Total benefits and expenses	214,506	205,147	220,041
Income (loss) before federal income tax	26,174	27,377	30,505
Federal income tax expense (benefit)	1,737	1,370	(42,201)
Net income (loss)	24,437	26,007	72,706
Unrealized gains (losses) on available-for-sale securities:
Unrealized holding gains (losses) arising during period	50,894	(328,673)	(41,123)
Reclassification adjustment for losses (gains) included in net income (loss)	756	104	(243)
Unrealized gains (losses) on fixed maturity securities, net	51,650	(328,569)	(41,366)
Change in current discount rate for liability for future policy benefits	(34,790)	337,776	92,396
Income tax expense (benefit) on other comprehensive income items	(2,029)	7,262	1,449
Other comprehensive income (loss)	18,889	1,945	49,581
Total comprehensive income (loss)	$ 43,326	$ 27,952	$ 122,287
Common Stock Class A [Member]
Earnings Per Share [Abstract]
Earnings Per Share, Basic	$ 0.49	$ 0.52	$ 1.46
Earnings Per Share, Diluted	0.48	0.51	1.44
Common Stock Class B [Member]
Earnings Per Share [Abstract]
Earnings Per Share, Basic	0	0	0.73
Earnings Per Share, Diluted	$ 0	$ 0	$ 0.72