Earnings Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Income [Abstract]
Net income	$ 241	$ 3,345	$ 1,139	$ 4,036
Less preferred stock dividends	(100)	(100)	(199)	(199)
Net income applicable to common shareholders	$ 141	3,245	$ 940	3,837
Effect of Series D preferred stock		100		199
Net income applicable to common shareholders		$ 3,345		$ 4,036
Shares [Abstract]
Weighted average number of shares outstanding, basic (in shares)		20,573		20,582
Weighted average shares outstanding (in shares)	20,454		20,430
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)	$ 0.01	$ 0.16	$ 0.05	$ 0.19
Net income applicable to common shareholders (in dollars per share)	0.01		0.05
Net income applicable to common shareholders, diluted (in dollars per share)	$ 0.01	$ 0.15	$ 0.05	$ 0.18