Consolidated Statements of Income and Comprehensive Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues
Net premiums earned	$ 256,127	$ 234,228
Investment income, net of investment expenses	12,722	11,276
Net investment gains (losses) (includes reclassifications for net unrealized investment gains (losses) on available-for-sale securities of $(540) in 2023 and $318 in 2022; previously included in accumulated other comprehensive income (loss))	(1,745)	(465)
Other income (loss)	0	(25)
Total revenues	267,104	245,014
Benefits, Losses and Expenses
Losses and loss settlement expenses	174,597	130,376
Amortization of deferred policy acquisition costs	59,835	50,471
Other underwriting expenses (includes reclassifications for employee benefit costs of $52 in 2023 and $900 in 2022; previously included in accumulated other comprehensive income (loss))	31,876	28,644
Interest expense	797	797
Total benefits, losses and expenses	267,105	210,288
Income (loss) before income taxes	(1)	34,726
Federal income tax expense (benefit) (includes reclassifications of $124 in 2023 and $122 in 2022; previously included in accumulated other comprehensive income (loss))	(695)	6,377
Net Income (loss)	694	28,349
Other comprehensive income (loss)
Change in net unrealized appreciation on investments	18,004	(82,965)
Change in liability for underfunded employee benefit plans	(820)	(4,591)
Other comprehensive income (loss), before tax and reclassification adjustments	17,184	(87,556)
Income tax effect	(3,609)	18,387
Other comprehensive income (loss), after tax, before reclassification adjustments	13,575	(69,169)
Reclassification adjustment for net investment losses included in income	540	(318)
Reclassification adjustment for employee benefit costs included in expense	52	900
Total reclassification adjustments, before tax	592	582
Income tax effect	124	122
Total reclassification adjustments, after tax	468	460
Comprehensive income (loss)	$ 14,737	$ (40,360)
Diluted weighted average common shares outstanding (in shares)	25,500,115	25,323,105
Earnings per common share:
Basic (in dollars per share)	$ 0.03	$ 1.13
Diluted (in dollars per share)	$ 0.03	$ 1.12