Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Condensed Consolidated Balance Sheets [Abstract]
Allowance for loan losses	$ 18,568	$ 18,882
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, liquidation value	$ 1,000	$ 1,000
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	12,500	12,500
Common stock, stated value	$ 0	$ 0
Common stock, shares authorized	22,500,000	22,500,000
Common stock, shares issued	8,685,490	7,450,794
Common stock, shares outstanding	8,617,735	7,421,544