Investments Components of Net Investment Income (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Components of net investment income
Interest on fixed maturity securities	$ 9,331	$ 11,285	$ 28,757	$ 32,129
Dividends on equity securities	1,097	1,116	3,337	3,315
Equity in earnings of other invested assets	24	310	549	1,070
Interest on other assets	6	7	20	24
Total investment income	10,458	12,718	32,663	36,538
Investment expenses	740	771	2,319	2,266
Net investment income	$ 9,718	$ 11,947	$ 30,344	$ 34,272

Amount of operating dividend income on securities.

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