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Investments (Schedule of Net Investment Income) (Details) - USD ($) $ in Thousands | 12 Months Ended
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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

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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 + Details
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