Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Revenues	$ 227	$ 305	$ 283	$ 320
Costs and expenses:
Cost of sales	291	282	291	282
General and administrative	3,515	2,335	9,914	7,324
Depreciation	72	63	198	190
Total costs and expenses	3,878	2,680	10,403	7,796
Operating loss	(3,651)	(2,375)	(10,120)	(7,476)
Interest expense, net	$ (2,313)	$ (2,190)	(6,744)	$ (6,296)
Other income			70
Loss before income taxes	$ (5,964)	$ (4,565)	(16,794)	$ (13,772)
Income tax provision	1	1	3	3
Net loss and comprehensive loss applicable to common stock	$ (5,965)	$ (4,566)	$ (16,797)	$ (13,775)
Basic and diluted net loss per common share (in dollars per share)	$ (0.33)	$ (0.28)	$ (0.95)	$ (0.85)
Basic and diluted weighted average shares outstanding (in shares)	17,822	16,186	17,752	16,175
Revenues	$ 227	$ 305	$ 283	$ 320