Condensed Consolidated Statements of Stockholders' (Deficit) Equity (unaudited) - 6 months ended Jun. 30, 2016 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Treasury Stock
Balance (in shares) at Dec. 31, 2015		5,201,733			626
Balance at Dec. 31, 2015	$ 217	$ 3,121	$ 156,195	$ (159,028)	$ (71)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net loss	(5,887)
Issuance of common stock, net of issuance costs (in shares)		3,346,378
Issuance of common stock, net of issuance costs	4,723	$ 2,008	2,715
Share-based compensation (in shares)		166,665
Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures	470	$ 100	370
Reverse stock split re-allocation	0	$ (4,880)	4,880
Other adjustments due to reverse stock split (in shares)		486
Retirement of treasury stock (in shares)		(626)			(626)
Retirement of treasury stock	0		(71)		$ 71
Balance (in shares) at Jun. 30, 2016		8,714,636			0
Balance at Jun. 30, 2016	$ (477)	$ 349	$ 164,089	$ (164,915)	$ 0