Investments - Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Net Investment Income [Line Items]
Investment income	$ 1,006	$ 1,149	$ 2,047	$ 2,116
Investment expenses	(143)	(98)	(230)	(155)
Net investment income	863	1,051	1,817	1,961
Debt securities
Net Investment Income [Line Items]
Investment income	929	998	1,796	1,855
Equity securities
Net Investment Income [Line Items]
Investment income	53	35	108	75
Cash, cash equivalents and short-term investments
Net Investment Income [Line Items]
Investment income	$ 24	$ 116	$ 143	$ 186

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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-SubTopic 220
-Section S99
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Amount of expenses related to the generation of investment income.

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-Publisher FASB
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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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