CONSOLIDATED STATEMENTS OF SHAREHOLDERS’ EQUITY - USD ($) $ in Thousands	Preferred Stock Series A-C	Preferred Stock	Convertible Preferred Stock Series D	Convertible Preferred Stock	Common Stock	Additional Paid-In Capital Series A-C	Additional Paid-In Capital Series D	Additional Paid-In Capital	Accumulated Deficit Series A-C	Accumulated Deficit Series D	Accumulated Deficit	Accumulated Other Comprehensive Income (loss)	Series A-C	Series D	Total
Balance at Beginning at Dec. 31, 2016								$ 123,755			$ (27,028)	$ (799)			$ 95,928
Balance at Beginning (in shares) at Dec. 31, 2016		20,868		46,000	5,529,542
Increase (Decrease) in Stockholders' Equity
Net income											2,023				2,023
Issuance of common stock, net of issuance costs								5,255							5,255
Issuance of common stock (in shares)					186,791
Series D Preferred Stock Conversion				(5,000)	17,500
Restricted stock awards (in shares)					105,264
Stock forfeited in connection with legal settlement								(244)							(244)
Stock forfeited in connection with legal settlement (in shares)					(8,580)
Other comprehensive loss, net of tax												(129)			(129)
Stock-based compensation								1,298							1,298
Options exercised								6							6
Options exercised (in shares)					2,939
Preferred stock dividends											(2,291)				(2,291)
Balance at Ending at Dec. 31, 2017								130,070			(27,296)	(928)			101,846
Balance at Ending (in shares) at Dec. 31, 2017		20,868		41,000	5,833,456
Increase (Decrease) in Stockholders' Equity
Net income											5,647				5,647
Issuance of common stock, net of issuance costs								34,450							34,450
Issuance of common stock (in shares)					1,989,017
Make whole share issuance					128,978
Preferred stock redemption						$ (20,783)	$ (4,054)		$ (85)	$ (46)			$ (20,868)	$ (4,100)
Preferred stock redemption (in shares)	(20,868)		(41,000)
Other comprehensive loss, net of tax												(398)			(398)
Settlement of share awards								(181)							(181)
Settlement of share awards (in shares)					16,969
Stock-based compensation								1,857							1,857
Preferred stock dividends											(1,378)				(1,378)
Balance at Ending at Dec. 31, 2018								$ 141,359			(23,199)	(1,285)			$ 116,875
Balance at Ending (in shares) at Dec. 31, 2018					7,968,420
Increase (Decrease) in Stockholders' Equity
Cumulative Effect of New Accounting Principle in Period of Adoption											$ (41)	$ 41