Consolidated Statement of Shareholders' Equity (unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	Preferred Stock [Member]	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income [Member]	Treasury Stock [Member]	Retained Earnings [Member]	Total
Balance at Dec. 31, 2012	$ 41,997	$ 1,139	$ 110,603	$ 8,159	$ (3,286)	$ 30,629	$ 189,241	[1]
Balance (in shares) at Dec. 31, 2012	131,971	11,386,611
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net earnings	0	0	0	0	0	3,428	3,428
Dividends on Series B and Series C Preferred Stock	0	0	0	0	0	(292)	(292)
Dividends on common stock, $0.07 per share	0	0	0	0	0	(786)	(786)
Exercise of stock options, including tax benefit	0	0	30	0	0	0	30
Exercise of stock options, including tax benefit (in shares)	0	2,652
Stock option and restricted stock compensation expense	0	0	70	0	0	0	70
Change in accumulated other comprehensive income	0	0	0	(858)	0	0	(858)
Balance at Mar. 31, 2013	$ 41,997	$ 1,139	$ 110,703	$ 7,301	$ (3,286)	$ 32,979	$ 190,833
Balance (in shares) at Mar. 31, 2013	131,971	11,389,263

[1] Derived from audited financial statements