Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (USD $) In Thousands, unless otherwise specified	Common Stock [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Total
Balance at Dec. 31, 2011	$ 11,384	$ 37,504		$ 47,571
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends		(1,330)		(1,330)
Balance at Jun. 30, 2012
Balance at Dec. 31, 2011	11,384		(1,317)	47,571
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income				2,245
Other comprehensive income net of tax effect			(284)	(284)
Balance at Sep. 30, 2012			(1,601)	48,459
Balance at Jun. 30, 2012
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income				1,212
Other comprehensive income net of tax effect				120
Amortization of unearned compensation, restricted stock awards		104		104
Issuance of common stock - nonvested shares	41	(41)		0
Issuance of common stock - vested shares	42	111		153
Balance at Sep. 30, 2012	11,467	38,593		48,459
Balance at Dec. 31, 2012	11,467	37,993		47,748
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cash dividends		(1,337)		(1,337)
Balance at Jun. 30, 2013
Balance at Dec. 31, 2012	11,467		(1,712)	47,748
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income				2,930
Other comprehensive income net of tax effect			(566)	(566)
Balance at Sep. 30, 2013			(2,278)	48,885
Balance at Jun. 30, 2013
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income				1,164
Other comprehensive income net of tax effect				28
Amortization of unearned compensation, restricted stock awards		111		111
Issuance of common stock - nonvested shares	31	(31)		0
Issuance of common stock - vested shares	18	50		68
Tax benefit of restricted stock grant		(69)		(69)
Balance at Sep. 30, 2013	$ 11,516	$ 39,647		$ 48,885