Condensed Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Revenues
Gross premiums written	$ 87,039	$ 103,224	$ 182,117	$ 203,606
Ceded premiums written	(2,198)	(2,550)	(4,589)	(5,101)
Net premiums written	84,841	100,674	177,528	198,505
Net premiums earned	82,749	90,728	173,661	186,689
Net investment income	7,471	6,201	14,181	12,245
Net realized gains (losses) on investments	(388)	545	(569)	793
Fee and other income	93	89	194	171
Total revenues	89,925	97,563	187,467	199,898
Expenses
Loss and loss adjustment expenses incurred	46,428	49,171	102,644	95,887
Underwriting and certain other operating costs	7,645	9,749	16,145	17,221
Commissions	5,984	6,491	12,394	13,369
Salaries and benefits	6,554	6,321	12,866	12,105
Policyholder dividends	1,163	1,216	2,534	2,306
Total expenses	67,774	72,948	146,583	140,888
Income before income taxes	22,151	24,615	40,884	59,010
Income tax expense	6,670	7,976	11,879	18,114
Net income	15,481	16,639	29,005	40,896
Net income available to common shareholders	$ 15,481	$ 16,639	$ 29,005	$ 40,896
Earnings per share
Basic	$ 0.81	$ 0.87	$ 1.51	$ 2.14
Diluted	$ 0.81	$ 0.87	$ 1.51	$ 2.13
Shares used in computing earnings per share
Basic	19,162,049	19,096,718	19,156,250	19,077,328
Diluted	19,227,960	19,184,984	19,227,997	19,178,893
Cash dividends declared per common share	$ 0.20	$ 0.18	$ 0.40	$ 0.36