Consolidated Statement of Changes in Stockholders' Equity (unaudited) (USD $) In Thousands	Common Stock	Additional Paid-in Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Treasury Stock	Total
Balance beginning at Dec. 31, 2009	$ 1,830	$ 7,416	$ 36,452	$ 1,776	$ (5,204)	$ 42,270
Net income			4,754			4,754
Unrealized loss on securities available for sale, net of tax				847		847
Reclassification adjustment for net security loss, included in net income				12		12
Amortization of unrealized gain on securities available for sale transferred to securities held to maturity included in net income, net of tax				(92)		(92)
Unrealized loss on interest rate swap, net of tax				(48)		(48)
Reclassification of interest rate swap settlements included in earnings, net of tax				33		33
Total comprehensive income						5,506
Grants of restricted stock		(135)			135
Vesting of restricted stock		42				42
Cash dividends declared			(1,113)			(1,113)
Cash dividends declared on unvested restricted stock grants			(15)			(15)
Balance ending at Dec. 31, 2010	1,830	7,323	40,078	2,528	(5,069)	46,690
Net income			5,305			5,305
Unrealized loss on securities available for sale, net of tax				109		109
Reclassification adjustment for net security loss, included in net income				(19)		(19)
Amortization of unrealized gain on securities available for sale transferred to securities held to maturity included in net income, net of tax				(348)		(348)
Unrealized loss on interest rate swap, net of tax				(447)		(447)
Reclassification of interest rate swap settlements included in earnings, net of tax				111		111
Total comprehensive income						4,711
Proceeds from stock options issued from treasury		(31)			76	45
Grants of restricted stock		(236)			236
Vesting of restricted stock		84				84
Cash dividends declared			(1,147)			(1,147)
Cash dividends declared on unvested restricted stock grants			(21)			(21)
Balance ending at Dec. 31, 2011	1,830	7,140	44,215	1,934	(4,757)	50,362
Net income			6,009			6,009
Unrealized loss on securities available for sale, net of tax				(191)		(191)
Reclassification adjustment for net security loss, included in net income
Amortization of unrealized gain on securities available for sale transferred to securities held to maturity included in net income, net of tax				(274)		(274)
Unrealized loss on interest rate swap, net of tax				(179)		(179)
Reclassification of interest rate swap settlements included in earnings, net of tax				104		104
Total comprehensive income						5,469
Purchase of treasury stock					(262)
Proceeds from stock options issued from treasury		(6)			15	9
Grants of restricted stock		(230)			230
Vesting of restricted stock		116				116
Stock dividend declared			(10)			(10)
Cash dividends declared			(1,211)			(1,211)
Cash dividends declared on unvested restricted stock grants			(26)			(26)
Balance ending at Dec. 31, 2012	$ 1,830	$ 7,020	$ 48,977	$ 1,394	$ (4,774)	$ 54,447