CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Per Share data	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011	Sep. 30, 2010
Gross written premiums	$ 255,318	$ 233,638	$ 830,315	$ 757,351
Revenues:
Net written premiums	175,357	157,807	551,796	512,129
Change in unearned premiums	(1,724)	10,426	(51,908)	(18,356)
Net earned premiums	173,633	168,233	499,888	493,773
Net investment income	16,259	17,839	51,072	53,664
Total other-than-temporary impairment losses	(1,241)	(1,034)	(2,338)	(1,774)
Portion of loss recognized in other comprehensive income (before tax)	618	365	941	870
Net other-than-temporary impairment losses recognized in earnings	(623)	(669)	(1,397)	(904)
Net realized gains (losses)	3,238	4,521	4,856	21,653
Other income (expense)	(921)	2,767	643	2,938
Total revenues	191,586	192,691	555,062	571,124
Expenses:
Net losses and loss adjustment expenses	110,242	107,463	340,893	311,133
Commission expenses	25,934	25,185	80,164	76,178
Other operating expenses	34,989	34,682	107,341	103,781
Interest expense	2,047	2,045	6,140	6,133
Total expenses	173,212	169,375	534,538	497,225
Income (loss) before income taxes	18,374	23,316	20,524	73,899
Income tax expense (benefit)	4,476	7,091	5,015	21,659
Net income (loss)	$ 13,898	$ 16,225	$ 15,509	$ 52,240
Net income per common share:
Basic	$ 0.94	$ 1.03	$ 1.02	$ 3.23
Diluted	$ 0.92	$ 1.00	$ 1.00	$ 3.17
Average common shares outstanding:
Basic	14,796,309	15,779,902	15,243,603	16,170,493
Diluted	15,104,424	16,148,990	15,569,370	16,503,098