Investments - Schedule of Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Dividends on equity securities		$ 89		$ 179
Gross investment income	$ 4,145	3,987	$ 8,043	7,713
Investment expenses	(347)	(377)	(779)	(849)
Net investment income	3,798	3,610	7,264	6,864
Fixed Maturities
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Interest	3,481	3,066	6,623	5,980
Policyholder Loans
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Interest	94	35	182	127
Mortgage Loans
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Interest	568	796	1,236	1,422
Cash and Cash Equivalents and Restricted Cash
Schedule Of Investment Income Reported Amounts By Category [Line Items]
Interest	$ 2	$ 1	$ 2	$ 5

Amount of dividend income on investment in equity security, classified as operating.

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Amount, before 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

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-Publisher FASB
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-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
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Amount of interest income, amortization of premium and accretion of discount, on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading); classified as operating.

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Amount of expenses related to the generation of investment income.

+ References

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-Publisher FASB
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-Topic 220
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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

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-SubTopic 220
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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