Investments - Net Investment Income and Losses (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Net Investment Income [Line Items]
Investment income	$ 1,613	$ 1,367
Investment expenses	(61)	(60)
Net investment income	1,552	1,307
Debt securities
Net Investment Income [Line Items]
Investment income	1,225	853
Equity securities
Net Investment Income [Line Items]
Investment income	11	11
Cash, cash equivalents and short-term investments
Net Investment Income [Line Items]
Investment income	$ 377	$ 503

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.

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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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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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