Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Revenues	$ 120	$ 227	$ 303	$ 283
Costs and expenses:
Cost of sales		291		291
General and administrative	1,977	3,515	6,973	9,914
Depreciation	73	72	219	198
Total costs and expenses	2,050	3,878	7,192	10,403
Operating loss	1,930	3,651	6,889	10,120
Interest expense, net	(3,244)	(2,313)	(10,473)	(6,744)
Loss before income taxes	(5,174)	(5,964)	(19,612)	(16,794)
Income tax provision	1	1	3	3
Net loss and comprehensive loss applicable to common stock	$ (5,175)	$ (5,965)	$ (19,615)	$ (16,797)
Basic and diluted net loss per common share (in dollars per share)	$ (0.28)	$ (0.33)	$ (1.07)	$ (0.95)
Basic and diluted weighted average shares outstanding (in shares)	18,809	17,822	18,319	17,752
Revenues	$ 120	$ 227	$ 303	$ 283
Operating loss	$ (1,930)	$ (3,651)	(6,889)	(10,120)
Loss on extinguishment of debt and debt refinancing			(2,250)
Other income				$ 70