Nature of Business and Going Concern - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Going Concern [Line Items]
Net Cash Used In Operating Activities	$ (511)	$ (410)	$ (929)	$ (788)
Retained Earnings (Accumulated Deficit)	(110,870)		(110,870)		$ (110,874)
Unrealized gain/(loss) on derivatives	385	181	1,010	(2,474)
Operating Income (Loss)	$ (549)	$ (930)	$ (1,001)	$ (1,467)