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	3,386	0	0	0	0	3,386	0
Cash dividends ($.03 per share)	(275)	0	0	0	0	(275)	0
Shares granted to directors	108	0	150	(42)	0	0
Dividends and accretion on preferred stock	(450)	870	0	0	0	(1,320)	0
Restricted share awards vested	0	0	30	71	(101)	0	0
Share-based compensation expense recognized	(31)	0	0	5	(36)	0	0
Net change	977	0	0	0	0	0	977
Ending Balance at Sep. 30, 2011	110,780	17,260	45,714	31,917	647	14,016	1,226
Beginning Balance at Dec. 31, 2011	109,596	17,564	45,775	31,895	674	14,456	(768)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	5,154	0	0	0	0	5,154	0
Cash dividends ($.03 per share)	(284)	0	0	0	0	(284)	0
Shares granted to directors	118	0	115	3	0	0	0
Dividends and accretion on preferred stock	(450)	964	0	0	0	(1,414)	0
Restricted share awards vested	0	0	185	447	(632)	0	0
Share-based compensation expense recognized	278	0	0	5	262	11	0
Net change	2,592	0	0	0	0	0	2,592
Ending Balance at Sep. 30, 2012	$ 117,004	$ 18,528	$ 46,075	$ 32,350	$ 304	$ 17,923	$ 1,824