Investments (Schedule of Net Investment Income) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Securities, Available-for-sale [Line Items]
Total gross investment income	$ 10,339	$ 10,519	$ 9,826
Investment expenses	3,208	3,248	2,393
Net investment income	7,131	7,271	7,433
Fixed income securities [Member]
Debt Securities, Available-for-sale [Line Items]
Total gross investment income	8,489	8,682	8,394
Equity securities [Member]
Debt Securities, Available-for-sale [Line Items]
Total gross investment income	1,221	1,220	996
Real estate [Member]
Debt Securities, Available-for-sale [Line Items]
Total gross investment income	625	587	365
Cash and Cash Equivalents [Member]
Debt Securities, Available-for-sale [Line Items]
Total gross investment income	$ 4	$ 30	$ 71

Investment Income Less Investment Expenses.

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- Definition

Amount of expenses related to the generation of investment income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03.9)
-URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04.2)
-URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

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- Definition

Amount, after investment expense, of income earned from investments in securities and real estate. Includes, but is not limited to, real estate investment, policy loans, dividends, and interest. Excludes realized gain (loss) on investments.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(2))
-URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

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+ References

No definition available.

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