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Note 2 - Investments - Net Realized and Unrealized Investment Gains and Losses (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022
Gains on sales of fixed maturity securities | $ 0 | $ 2 | $ 65 | $ 10
Gains on sales of equity securities | 0 | 0 | 0 | 0
Total realized gains | 0 | 2 | 65 | 10
Losses on sales of fixed maturity securities | 0 | (195) | (32) | (309)
Losses on sales of equity securities | 0 | 0 | 0 | 0
Total realized losses | 0 | (195) | (32) | (309)
Net realized investment gains | 0 | (193) | 33 | (299)
Change in allowance for credit losses | 0 | 0 | (667) | 0
Net unrealized (losses) gains on equity securities | (1,299) | (2,163) | 608 | (8,070)
Net unrealized losses on equity method investment | (77) | 0 | (77) | 0
Net realized and unrealized gains (losses) on investments | $ (1,376) | $ (2,356) | $ (103) | $ (8,369)

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