Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Cash flows from operating activities:
Net income	$ 4,646	$ 2,664	$ 2,665
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	3,276	5,138	4,914
Stock plan accruals	115	152	268
Depreciation and amortization of bank premises and equipment	699	733	784
Accretion and amortization, net	3,342	1,802	1,172
Net gain on sale of available-for-sale securities	(8)	(930)	(663)
Net gain on sale of loans held-for-sale	(2,337)	(855)	(1,113)
Net gain on sale of other real estate owned	(17)	(241)	(52)
Impairment on other real estate owned	71	572	689
Net gain on sale of bank premises and equipment	(4)	(159)	(43)
Provision for deferred income taxes	1,055	920	55
Proceeds from sales of loans held-for-sale	90,729	45,771	73,769
Originations of loans held-for-sale	(90,119)	(45,403)	(73,361)
Decrease in deferred loan origination fees and costs, net	(577)	(371)	(78)
Decrease (increase) in interest receivable and other assets	2,881	(2,021)	3,162
Increase in interest payable and other liabilities	582	361	541
Net cash provided by operating activities	14,334	8,133	12,709
Cash flows from investing activities:
Proceeds from maturities of available-for-sale securities	25,805	33,055	16,288
Proceeds from sales of available-for-sale securities	1,492	30,916	37,539
Principal repayments on available-for-sale securities	32,097	17,632	12,453
Purchase of available-for-sale securities	(85,183)	(133,316)	(99,210)
Net increase in stock in Federal Home Loan Bank and other equity securities, at cost	(532)	(252)	(317)
Net (increase) decrease in loans	(12,552)	1,262	24,980
Purchases of bank premises and equipment, net	(480)	(593)	(1,379)
Proceeds from sale of other real estate owned	2,402	4,223	2,746
Net cash used in investing activities	(36,951)	(47,073)	(6,900)
Cash flows from financing activities:
Net increase (decrease) in deposits	51,853	38,700	(11,168)
Proceeds from issuance of preferred stock	0	22,847	0
Redemption of preferred stock	0	(17,390)	0
Redemption of common stock warrants	0	(375)	0
Increase in FHLB advances and other borrowings	0	62,729	69,318
Decrease in FHLB advances and other borrowings	(7,000)	(66,258)	(70,602)
Dividends on preferred stock	(1,139)	(953)	(870)
Cash dividends paid in lieu of fractional shares	(3)	0	0
Common stock issued	93	105	144
Net cash provided by (used in) financing activities	43,804	39,405	(13,178)
Net increase (decrease) in cash and cash equivalents	21,187	465	(7,369)
Cash and cash equivalents at beginning of year	140,172	139,707	147,076
Cash and cash equivalents at end of year	$ 161,359	$ 140,172	$ 139,707