Consolidated Statements of Stockholders' Equity (USD $) In Thousands	Total	Common Stock ($.01 Par Value)	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income
Beginning Balance at Dec. 31, 2012	$ 7,596	$ 506	$ 152,083	$ (144,998)	$ 5
Net loss	(3,634)			(3,634)
Common stock issued	5,013	239	4,774
Equity issuance costs	(793)		(793)
Other comprehensive income (loss)	8				8
Ending Balance at Dec. 31, 2013	8,190	745	156,064	(148,632)	13
Net loss	(6,991)			(6,991)
Other comprehensive income (loss)	(22)				(22)
Ending Balance at Dec. 31, 2014	$ 1,177	$ 745	$ 156,064	$ (155,623)	$ (9)