Consolidated Statement of Cash Flows (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Cash Flows from Operating Activities:
Net income	$ 13,375,000	$ 14,215,000	$ 12,832,000
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan losses	405,000	420,000	675,000
Depreciation and amortization	428,000	420,000	469,000
Amortization and accretion on investment securities	2,427,000	2,364,000	1,932,000
Deferred income taxes	670,000	(58,000)	98,000
Investment securities gains, net	(441,000)	(604,000)	(334,000)
Earnings on bank owned life insurance	(502,000)	(507,000)	(498,000)
Stock awards	218,000	201,000	209,000
Originations of loans held for sale	(20,239,000)	(37,398,000)	(9,583,000)
Proceeds from sales of loans held for sale	21,862,000	36,699,000	9,791,000
Realized gains on loans sold	(443,000)	(759,000)	(208,000)
Decrease (increase) in accrued interest receivable	88,000	(195,000)	(166,000)
Decrease in prepaid federal depository insurance	1,010,000	415,000	531,000
Decrease in accrued interest payable	(248,000)	(369,000)	(267,000)
Other, net	(793,000)	(33,000)	83,000
Net cash provided by operating activities	17,817,000	14,811,000	15,564,000
Available-for-sale securities:
Proceeds from sales of available-for-sale securities	25,461,000	20,619,000	10,264,000
Proceeds from maturity and principal repayments of securities	78,596,000	117,375,000	89,645,000
Purchase of securities	(123,488,000)	(130,966,000)	(162,247,000)
Proceeds from redemption of Regulatory Stock	1,634,000	1,141,000	472,000
Purchase of Regulatory Stock	(1,997,000)	(1,405,000)	0
Net increase in loans	(38,620,000)	(15,230,000)	(14,551,000)
Purchase of interest bearing time deposits	(2,480,000)	0	0
Purchase of premises, equipment and software	(328,000)	(438,000)	(140,000)
Proceeds from sale of premises and equipment	0	0	590,000
Proceeds from sale of foreclosed assets held for sale	285,000	738,000	372,000
Property purchased for future expansion	0	0	(542,000)
Net cash used in investing activities	(60,937,000)	(8,166,000)	(76,137,000)
Cash Flows from Financing Activities:
Net increase in deposits	11,220,000	3,103,000	53,282,000
Proceeds from long-term borrowings	0	0	3,018,000
Repayments of long-term borrowings	(20,781,000)	(5,590,000)	(7,000,000)
Net increase (decrease) in short-term borrowed funds	41,587,000	(2,166,000)	1,868,000
Purchase of treasury stock	(1,483,000)	(1,348,000)	(851,000)
Purchase of restricted stock	(115,000)	(142,000)	(159,000)
Dividends paid	(3,558,000)	(4,601,000)	(3,148,000)
Net cash provided by (used in) financing activities	26,870,000	(10,744,000)	47,010,000
Net decrease in cash and cash equivalents	(16,250,000)	(4,099,000)	(13,563,000)
Cash and Cash Equivalents at Beginning of Year	26,333,000	30,432,000	43,995,000
Cash and Cash Equivalents at End of Year	10,083,000	26,333,000	30,432,000
Supplemental Disclosures of Cash Flow Information:
Interest paid	6,563,000	8,028,000	9,950,000
Income taxes paid	3,245,000	4,345,000	3,215,000
Non-cash activities:
Real estate acquired in settlement of loans	$ 1,051,000	$ 374,000	$ 684,000