Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash flows from operating activities:
Net income	$ 4,548	$ 1,694
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization expense	844	1,189
Deferred federal income taxes expense (benefit)	239	(60)
Net realized gains	(185)	(1,176)
Share-based payments expense	110	63
Change in ceded unearned premiums	(1,347)	(519)
Change in premiums receivable	(1,625)	(5,651)
Change in accounts receivable	(926)	280
Change in deferred policy acquisition costs	(266)	(1,406)
Change in unpaid losses and loss adjustment expenses	13,014	15,315
Change in unearned premiums	1,691	7,927
Change in reinsurance recoverable	(8,322)	(5,637)
Change in reinsurance balances payable	24	(120)
Change in current federal income tax (payable) recoverable	1,086	(898)
Change in all other liabilities	(2,690)	(6,249)
Change in all other assets	(1,088)	1,073
Net cash provided by operating activities	5,107	5,825
Cash flows from investing activities:
Purchases of property and equipment	(98)	(154)
Net transfers from (into) restricted cash	478	(647)
Purchases of investment securities	(33,149)	(44,190)
Maturities, sales and redemptions of investment securities	39,289	45,471
Net cash provided by investing activities	6,520	480
Cash flows from financing activities:
Net cash from financing activities
Increase in cash and cash equivalents	11,627	6,305
Cash and cash equivalents at beginning of period	141,666	85,145
Cash and cash equivalents at end of period	153,293	91,450
Supplemental cash flow information:
Interest paid	1,152	1,149
Income taxes paid	539	1,427
Supplemental schedule of non-cash investing activities:
Change in receivable for securities related to investment disposals that settled after the balance sheet date	(289)	(5,650)
Change in payable for securities related to investment purchases that settled after the balance sheet date	$ 12,109	$ 14,928