Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Investment securities, held to maturity fair value	$ 193,703	$ 169,904
Allowance for loan losses	$ 14,534	$ 16,501
Common stock, par value
Common stock, shares authorized	22,500,000	22,500,000
Common stock, shares issued	11,995,324	9,278,916
Common stock, shares outstanding	11,939,887	9,213,036
Series B Preferred Stock [Member]
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