CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY (UNAUDITED) - USD ($) $ in Thousands	Preferred Stock Convertible Preferred Stock	Preferred Stock	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (loss)	Total
Balance at Beginning at Dec. 31, 2016				$ 123,755	$ (27,028)	$ (799)	$ 95,928
Balance at Beginning (in shares) at Dec. 31, 2016	46,000	20,868	5,529,542
Increase (Decrease) in Stockholders' Equity
Net income					930		930
Issuance of common stock, net of issuance costs				365			365
Issuance of common stock (in shares)			13,579
Other comprehensive loss, net of tax						520	520
Stock-based compensation				427			427
Options exercised				16			16
Options exercised (in shares)			957
Preferred stock dividends					(1,147)		(1,147)
Balance at Ending at Jun. 30, 2017				124,563	(27,245)	(279)	97,039
Balance at Ending (in shares) at Jun. 30, 2017	46,000	20,868	5,544,078
Balance at Beginning at Dec. 31, 2017				130,070	(27,296)	(928)	101,846
Balance at Beginning (in shares) at Dec. 31, 2017	41,000	20,868	5,833,456
Increase (Decrease) in Stockholders' Equity
Net income					2,234		2,234
Issuance of common stock, net of issuance costs				1,909			1,909
Issuance of common stock (in shares)			67,242
Other comprehensive loss, net of tax						(714)	(714)
Settlement of share awards				(181)			(181)
Settlement of share awards (in shares)			16,969
Reclassification of unrealized loss on equity securities					(41)	41
Stock-based compensation				987			987
Preferred stock dividends					(1,123)		(1,123)
Balance at Ending at Jun. 30, 2018				$ 132,785	$ (26,226)	$ (1,601)	$ 104,958
Balance at Ending (in shares) at Jun. 30, 2018	41,000	20,868	5,917,667