Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2019

Fair Value Disclosure, Asset and Liability, Not Measured at Fair Value [Line Items]

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

The following tables set forth our assets that are measured at fair value on a recurring basis as of the dates indicated.

December 31, 2019 (In thousands)	Level 1		Level 2	Level 3	Total Fair Value
Financial assets:
Fixed maturities available-for-sale:
U.S. Treasury and U.S. Government-sponsored enterprises	$	11,348	4,530	—	15,878
States and political subdivisions	—		536,284	—	536,284
Corporate	52		650,036	—	650,088
Commercial mortgage-backed	—		1,100	—	1,100
Residential mortgage-backed	—		130,287	—	130,287
Asset-backed	—		44,203	—	44,203
Foreign governments	—		119	—	119
Total fixed maturities available-for-sale	11,400		1,366,559	—	1,377,959
Equity securities:
Stock mutual funds	3,274		—	—	3,274
Bond mutual funds	12,311		—	—	12,311
Common stock	134		—	—	134
Non-redeemable preferred stock	314		—	—	314
Total equity securities	16,033		—	—	16,033
Total financial assets	$	27,433	1,366,559	—	1,393,992

December 31, 2018 (In thousands)	Level 1		Level 2	Level 3	Total Fair Value
Financial assets:
Fixed maturities available-for-sale:
U.S. Treasury and U.S. Government-sponsored enterprises	$	11,274	4,280	—	15,554
States and political subdivisions	—		720,115	—	720,115
Corporate	47		381,749	—	381,796
Commercial mortgage-backed	—		40,014	—	40,014
Residential mortgage-backed	—		68,684	—	68,684
Asset-backed	—		4,757	—	4,757
Foreign governments	—		119	—	119
Total fixed maturities	11,321		1,219,718	—	1,231,039
Equity securities:
Stock mutual funds	2,906		—	—	2,906
Bond mutual funds	11,774		—	—	11,774
Common stock	94		—	—	94
Non-redeemable preferred stock	294		—	—	294
Total equity securities	15,068		—	—	15,068
Total financial assets	$	26,389	1,219,718	—	1,246,107

Fair Value, by Balance Sheet Grouping [Table Text Block]

The following table summarizes the carrying amounts of other long-term investments not carried at fair market value.

December 31, 2019	Carrying Value
(in thousands)
Other long-term investments:
FHLB common stock	$	187
Mortgage loans	177
All other investments	21
Total other long-term investments	$	385

The carrying amount and fair value for the financial assets and liabilities on the consolidated financial statements not otherwise disclosed for the periods indicated were as follows:

	December 31, 2019			December 31, 2018
(In thousands)	Carrying Value		Fair Value	Carrying Value	Fair Value
Financial assets:
Policy loans	$	82,005	82,005	80,825	80,825
Mortgage loans	177		210	186	222
Short-term investments	1,301		1,301	7,865	7,865
Cash and cash equivalents	46,205		46,205	45,492	45,492
Financial liabilities:
Annuities - investment contracts	$	56,878	60,667	56,658	55,977