Investments Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Components of Net Investment Income [Abstract]
Taxable bonds	$ 5,729	$ 4,611
Tax exempt municipal bonds	885	915
Cash equivalents and short-term investments	1	250
Dividends on equity securities	869	575
Gross investment income	7,484	6,351
Investment expenses	(542)	(391)
Net investment income	$ 6,942	$ 5,960

Interest income derived from funds deposited with both domestic and foreign financial institutions including funds in money market and other accounts.

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Amount of operating interest income, including amortization and accretion of premiums and discounts, on securities exempt from state, federal and other income tax.

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Amount of expenses related to the generation of investment income.

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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.

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