Consolidated Statement 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	$ 14,215	$ 12,832	$ 11,502
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	420	675	1,255
Depreciation and amortization	420	469	457
Amortization and accretion on investment securities	2,364	1,932	829
Deferred income taxes	(58)	98	(270)
Investment securities gains, net	(604)	(334)	(99)
Earnings on bank owned life insurance	(507)	(498)	(504)
Stock awards	201	209	205
Originations of loans held for sale	(37,398)	(9,583)	(16,243)
Proceeds from sales of loans held for sale	36,699	9,791	16,584
Realized gains on loans sold	(759)	(208)	(341)
Increase in accrued interest receivable	(195)	(166)	(314)
Decrease in prepaid federal depository insurance	415	531	860
Decrease in accrued interest payable	(369)	(267)	(258)
Other, net	(33)	83	(847)
Net cash provided by operating activities	14,811	15,564	12,816
Available-for-sale securities:
Proceeds from sales of available-for-sale securities	20,619	10,264	8,871
Proceeds from maturity and principal repayments of securities	117,375	89,645	54,069
Purchase of securities	(130,966)	(162,247)	(118,105)
Proceeds from redemption of regulatory stock	1,141	472	184
Purchase of regulatory stock	(1,405)	0	0
Net increase in loans	(15,230)	(14,551)	(18,415)
Purchase of premises, equipment and software	(438)	(140)	(1,292)
Proceeds from sale of premises and equipment	0	590	0
Proceeds from sale of foreclosed assets held for sale	738	372	942
Property purchased for future expansion	0	(542)	0
Net cash used in investing activities	(8,166)	(76,137)	(73,746)
Cash Flows from Financing Activities:
Net increase in deposits	3,103	53,282	75,152
Proceeds from long-term borrowings	0	3,018	3,702
Repayments of long-term borrowings	(5,590)	(7,000)	(3,858)
Net increase (decrease) in short-term borrowed funds	(2,166)	1,868	2,037
Purchase of treasury stock	(1,348)	(851)	(386)
Purchase of restricted stock	(142)	(159)	(9)
Dividends paid	(4,601)	(3,148)	(3,162)
Net cash (used) provided by financing activities	(10,744)	47,010	73,476
Net (decrease) increase in cash and cash equivalents	(4,099)	(13,563)	12,546
Cash and Cash Equivalents at Beginning of Year	30,432	43,995	31,449
Cash and Cash Equivalents at End of Year	26,333	30,432	43,995
Supplemental Disclosures of Cash Flow Information:
Interest paid	8,028	9,950	11,598
Income taxes paid	4,345	3,215	3,585
Non-cash activities:
Real estate acquired in settlement of loans	374	684	1,205
Real estate transferred to other assets	$ 0	$ 0	$ 307