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
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	$ 2,056	$ 0	$ 0	$ 0	$ 0	$ 2,056	$ 0
Cash dividends ($.01 per share)	(185)	0	0	0	0	(185)	0
Shares granted to directors	70	0	93	(23)	0	0
Dividends and accretion on preferred stock	(300)	572	0	0	0	(872)	0
Share-based compensation expense recognized	39	0	0	4	35	0	0
Net change	1,308	0	0	0	0	0	1,308
Ending Balance at Jun. 30, 2011	110,053	16,962	45,657	31,935	718	13,224	1,557
Beginning Balance at Dec. 31, 2011
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	3,360	0	0	0	0	3,360	0
Cash dividends ($.01 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