Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2021

Fair Value Disclosures [Abstract]

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, 2021 (In thousands)	Level 1		Level 2	Level 3	Total Fair Value
Financial assets:
Fixed maturity securities available-for-sale:
U.S. Treasury and U.S. Government-sponsored enterprises	$	10,611	4,459	—	15,070
States and political subdivisions	—		383,958	—	383,958
Corporate	51		892,957	—	893,008
Residential mortgage-backed	—		133,795	—	133,795
Asset-backed	—		44,676	—	44,676
Foreign governments	—		110	—	110
Total fixed maturity securities available-for-sale	10,662		1,459,955	—	1,470,617
Equity securities:
Stock mutual funds	3,571		—	—	3,571
Bond mutual funds	5,060		—	—	5,060
Common stock	990		—	—	990
Non-redeemable preferred stock	161		—	—	161
Non-redeemable preferred stock fund	5,062		—	—	5,062
Total equity securities	14,844		—	—	14,844
Other long-term investments (1)	—		—	—	56,038
Total financial assets	$	25,506	1,459,955	—	1,541,499

(1) In accordance with Subtopic 820-10, certain investments that are measured at fair value using the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented in the balance sheet. 

December 31, 2020 (In thousands)	Level 1		Level 2	Level 3	Total Fair Value
Financial assets:
Fixed maturity securities available-for-sale:
U.S. Treasury and U.S. Government-sponsored enterprises	$	11,326	4,791	—	16,117
States and political subdivisions	—		409,665	—	409,665
Corporate	52		877,156	—	877,208
Commercial mortgage-backed	—		221	—	221
Residential mortgage-backed	—		139,963	—	139,963
Asset-backed	—		46,091	—	46,091
Foreign governments	—		118	—	118
Total fixed maturity securities available-for-sale	11,378		1,478,005	—	1,489,383
Equity securities:
Stock mutual funds	3,174		—	—	3,174
Bond mutual funds	12,354		—	—	12,354
Common stock	1,143		—	—	1,143
Non-redeemable preferred stock	281		—	—	281
Non-redeemable preferred stock fund	5,150		—	—	5,150
Total equity securities	22,102		—	—	22,102
Other long-term investments (1)	—		—	—	11,923
Total financial assets	$	33,480	1,478,005	—	1,523,408

(1) In accordance with Subtopic 820-10, certain investments that are measured at fair value using the net asset value per share (or its equivalent) practical expedient have not been classified in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the amounts presented in the balance sheet.

Fair Value Measurements, Recurring and Nonrecurring [Table Text Block]

These investments are included in other long-term investments on the consolidated balance sheets.

		December 31, 2021				December 31, 2020
(In thousands, except years)		Fair Value Using NAV Per Share		Unfunded Commit- ments	Remaining life (In years)	Fair Value Using NAV Per Share		Unfunded Commit- ments	Remaining life (In years)
	Description
Limited partnerships
Middle market	Investments in privately-originated, performing senior secured debt primarily in North America-based companies	$	21,947	18,712	10	$	10,542	29,783	10
Global equity fund	Investments in common stocks of U.S., international developed and emerging markets with a focus on long-term capital growth	10,607		—	0	—		—	0
Term liquidity facility	Investments in a facility established by the U.S. Federal Reserve that provides financing to U.S. company market participants for levered asset purchases with a focus on asset-backed, commercial mortgage and collateralized loan obligation markets	—		—	0	1,381		—	3
Late-stage growth	Investments in private late-stage, established companies seeking capital to accelerate growth prior to an IPO or sale	20,468		4,459	6	—		16,291	7
Infrastructure	Investments in climate infrastructure assets, focusing on renewable power generation in wind and solar energy	3,016		16,653	12	—		17,497	12
Total limited partnerships		$	56,038	39,824		$	11,923	63,571

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

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, 2021			December 31, 2020
(In thousands)	Carrying Value		Fair Value	Carrying Value	Fair Value
Financial assets:
Policy loans	$	80,307	80,307	83,318	83,318
Commercial mortgage loan	1,000		1,000	—	—
Residential mortgage loans	148		169	157	195
Cash and cash equivalents	27,294		27,294	34,131	34,131
Financial liabilities:
Annuity - investment contracts	64,384		72,352	60,861	71,547

The following table summarizes the carrying amounts of other long-term investments.

As of December 31, (In thousands)	2021		2020
Other long-term investments:
Limited partnerships	$	56,038	18,135
FHLB common stock	192		190
Mortgage loans	1,148		157
All other investments	21		8,811
Total other long-term investments	$	57,399	27,293

We are a member of the FHLB of Dallas and such membership requires members to own stock in the FHLB. Our FHLB stock is carried at amortized cost, which approximates fair value. Included in all other investments at December 31, 2020 was a Rabbi Trust holding $8.8 million for the benefit of our former Chief Executive Officer for the severance payment that was made to him on February 8, 2021.