CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
Operating activities:
Net income (loss)	$ 22,803	$ 1,611
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation & amortization	2,040	2,084
Deferred income taxes	(9,800)	(1,047)
Net realized (gains) losses	(6,059)	(1,618)
Net other-than-temporary losses recognized in earnings	650	774
Changes in assets and liabilities:
Reinsurance recoverable on paid and unpaid losses and loss adjustment expenses	3,741	(16,952)
Reserves for losses and loss adjustment expenses	5,845	42,964
Prepaid reinsurance premiums	(46,927)	(19,803)
Unearned premiums	101,292	70,009
Premiums receivable	(119,834)	(84,308)
Deferred policy acquisition costs	(525)	(5,096)
Accrued investment income	413	1,251
Reinsurance balances payable	35,379	19,304
Current income taxes	1,497	(3,685)
Other	24,513	8,897
Net cash provided by (used in) operating activities	15,028	14,385
Fixed maturities
Redemptions and maturities	97,345	95,268
Sales	526,753	461,215
Purchases	(747,421)	(505,278)
Equity securities
Sales	1,600	2,107
Purchases	(3,397)	(5,056)
Change in payable for securities	70,265	17,825
Net change in short-term investments	(39,763)	(29,848)
Purchase of property and equipment	(2,353)	(1,771)
Net cash provided by (used in) investing activities	(96,971)	34,462
Financing activities:
Purchase of treasury stock		(41,442)
Proceeds of stock issued from employee stock purchase plan	313	360
Proceeds of stock issued from exercise of stock options	112	807
Net cash provided by (used in) financing activities	425	(40,275)
Increase (decrease) in cash	(81,518)	8,572
Cash at beginning of year	127,360	31,768
Cash at end of period	45,842	40,340
Supplemental cash information:
Income taxes paid, net	14,188	8,134
Interest paid	4,025	4,025
Issuance of stock to directors	$ 242	$ 210