Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Income [Abstract]
Net income	$ 3,345	$ 877	$ 4,036	$ 1,697
Less preferred stock dividends	(100)	(118)	(199)	(236)
Net income applicable to common shareholders	3,245	$ 759	3,837	$ 1,461
Effect of Series D preferred stock	100		199
Net income applicable to common shareholders, diluted	$ 3,345		$ 4,036
Shares [Abstract]
Weighted average shares outstanding, basic (in shares)	20,573		20,582
Weighted average shares outstanding (in shares)		20,816		20,944
Effect of Series D preferred stock (in shares)	1,378		1,378
Weighted average shares outstanding, diluted (in shares)	21,951		21,960
Per Share Amount [Abstract]
Net income applicable to common shareholders, basic (in dollars per share)	$ 0.16	$ 0.04	$ 0.19	$ 0.07
Net income applicable to common shareholders (in dollars per share)		0.04		0.07
Net income applicable to common shareholders, diluted (in dollars per share)	$ 0.15	$ 0.04	$ 0.18	$ 0.07