Consolidated Statements of Stockholders' Equity (USD $) In Thousands, unless otherwise specified	Total	Preferred Stock	Common Stock	Additional Paid-In Capital	Nonvested Restricted Stock Awards	Retained Earnings	Accumulated Other Comprehensive Income (Loss)
Beginning Balance at Dec. 31, 2010	$ 107,065	$ 16,390	$ 45,534	$ 31,883	$ 784	$ 12,225	$ 249
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,056	0	0	0	0	2,056	0
Cash dividends ($.02 per share)	(185)	0	0	0	0	(185)	0
Shares granted to directors	70	0	93	(23)	0	0
Dividends and accretion on preferred stock	(300)	572	0	0	0	(872)	0
Restricted share awards vested	0	0	30	71	(101)	0	0
Share-based compensation expense recognized	39	0	0	4	35	0	0
Net change	1,308	0	0	0	0	0	1,308
Ending Balance at Jun. 30, 2011	110,053	16,962	45,657	31,935	718	13,224	1,557
Beginning Balance at Dec. 31, 2011	109,596	17,564	45,775	31,895	674	14,456	(768)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	3,360	0	0	0	0	3,360	0
Cash dividends ($.02 per share)	(189)	0	0	0	0	(189)	0
Shares granted to directors	77	0	85	(8)	0	0	0
Dividends and accretion on preferred stock	(300)	634	0	0	0	(934)	0
Share-based compensation expense recognized	171	0	0	3	162	6	0
Net change	1,202	0	0	0	0	0	1,202
Ending Balance at Jun. 30, 2012	$ 113,917	$ 18,198	$ 45,860	$ 31,890	$ 836	$ 16,699	$ 434