Income Taxes Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred income tax assets:
Accrued benefits and retirement services	$ 3,860	$ 3,382
Net operating loss carryforward	202	186
Impairment of assets	185	161
Allowance for doubtful accounts	59	66
Postretirement benefit obligation	0	39
Reinsurance and commission payable	28	39
Other	1,799	1,550
Total deferred income tax assets	6,133	5,423
Deferred income tax liabilities:
Net unrealized gain on investments	5,615	10,964
Recorded statutory premium reserve, net of reserves for claims	2,497	1,835
Excess of tax over book depreciation	1,551	1,662
Intangible assets	885	1,002
Other	3,250	3,081
Total deferred income tax liabilities	13,798	18,544
Net deferred income tax liabilities	$ (7,665)	$ (13,121)