Fair Value of Financial Instruments - Carrying Value and Estimated Fair Value (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Fixed maturities:
Available-for-sale securities	$ 1,651,468	$ 1,719,790
Equity securities	194,230	213,401
Mortgage loans	46,976	47,130
Fixed maturities
Fixed maturities:
Available-for-sale securities	1,651,468	1,719,790
Fair Value
Fixed maturities:
Equity securities	194,230	213,401
Mortgage loans	46,998	48,815
Other long-term investments	84,007	84,090
Short-term investments	275	275
Cash and cash equivalents	109,522	132,104
Corporate-owned life insurance	10,934	10,755
Liabilities
Long Term Debt	42,598	46,047
Fair Value \| Fixed maturities
Fixed maturities:
Available-for-sale securities	1,651,468	1,719,790
Carrying Value
Fixed maturities:
Equity securities	194,230	213,401
Mortgage loans	46,976	47,130
Other long-term investments	84,007	84,090
Short-term investments	275	275
Cash and cash equivalents	109,522	132,104
Corporate-owned life insurance	10,934	10,755
Liabilities
Long Term Debt	50,000	50,000
Carrying Value \| Fixed maturities
Fixed maturities:
Available-for-sale securities	$ 1,651,468	$ 1,719,785

Other Long-term Investments, Fair Value Disclosure

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Short-term Investments, Fair Value Disclosure

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No definition available.

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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

+ References

No definition available.

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- Definition

Fair value portion of the amount that could be realized under a life insurance contract or contracts owned by the entity, commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

+ References

No definition available.

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Amount excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124258926&loc=SL82898722-210454

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- Definition

Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 45
-Paragraph 1A
-URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740

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- Definition

Amount excluding accrued interest, after allowance for credit loss, of financing receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=124255206&loc=SL82895884-210446

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

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