CONSOLIDATED STATEMENTS OF INCOME (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Gross written premiums	$ 322,987	$ 278,714	$ 666,136	$ 574,997
Revenues:
Net written premiums	190,252	183,363	433,297	376,439
Change in unearned premiums	5,765	(9,586)	(54,161)	(50,184)
Net earned premiums	196,017	173,777	379,136	326,255
Net investment income	15,777	17,429	27,035	34,813
Total other-than-temporary impairment losses	(496)	(833)	(693)	(1,096)
Portion of loss recognized in other comprehensive income (pretax)		301	43	322
Net other-than-temporary impairment losses recognized in earnings	(496)	(532)	(650)	(774)
Net realized gains (losses)	4,217	3,006	6,059	1,618
Other income (expense)	387	573	1,298	1,564
Total revenues	215,902	194,253	412,878	363,476
Expenses:
Net losses and loss adjustment expenses	123,407	113,863	241,392	230,651
Commission expenses	29,503	28,030	58,953	54,230
Other operating expenses	39,819	35,777	76,126	72,352
Interest expense	2,049	2,047	4,098	4,093
Total expenses	194,778	179,717	380,569	361,326
Income (loss) before income taxes	21,124	14,536	32,309	2,150
Income tax expense (benefit)	6,225	5,032	9,506	539
Net income (loss)	$ 14,899	$ 9,504	$ 22,803	$ 1,611
Net income (loss) per common share:
Basic	$ 1.06	$ 0.62	$ 1.63	$ 0.10
Diluted	$ 1.05	$ 0.60	$ 1.60	$ 0.10
Average common shares outstanding:
Basic	14,006,361	15,372,670	13,992,901	15,554,670
Diluted	14,208,759	15,725,850	14,245,947	15,943,804