Condensed Consolidated Statements Of Income (USD $) In Thousands, except Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Revenues
Gross premiums written	$ 65,698	$ 52,197	$ 209,973	$ 176,281
Ceded premiums written	(3,517)	(5,334)	(10,487)	(14,576)
Net premiums written	62,181	46,863	199,486	161,705
Net premiums earned	64,454	54,412	184,804	162,452
Net investment income	6,495	6,569	19,638	19,784
Net realized gains (losses) on investments	512	(561)	760	2,284
Fee and other income	282	118	551	495
Total revenues	71,743	60,538	205,753	185,015
Expenses
Loss and loss adjustment expenses incurred	49,327	46,660	140,079	117,998
Underwriting and certain other operating costs	3,947	(834)	14,718	5,852
Commissions	4,800	4,087	13,583	12,079
Salaries and benefits	4,821	5,104	14,768	15,270
Interest expense	277	400	1,036	1,160
Policyholder dividends	271	252	990	726
Total expenses	63,443	55,669	185,174	153,085
Income before income taxes	8,300	4,869	20,579	31,930
Income tax expense	1,608	511	2,691	5,871
Net income	6,692	4,358	17,888	26,059
Net income available to common shareholders	$ 6,692	$ 4,358	$ 17,888	$ 26,059
Earnings per share
Basic	$ 0.37	$ 0.24	$ 0.98	$ 1.39
Diluted	$ 0.36	$ 0.23	$ 0.95	$ 1.36
Shares used in computing earnings per share
Basic	18,294,040	18,528,110	18,306,516	18,711,097
Diluted	18,708,721	18,982,574	18,766,733	19,155,258