Consolidated Statements of Operations and Comprehensive Loss (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Revenues	$ 38	$ 11	$ 56	$ 15
Costs and expenses:
Cost of sales
General and administrative	$ 3,724	$ 2,401	$ 6,399	$ 4,989
Depreciation	65	63	126	127
Total costs and expenses	3,789	2,464	6,525	5,116
Operating loss	(3,751)	(2,453)	(6,469)	(5,101)
Interest expense, net	$ (2,238)	$ (2,061)	(4,431)	$ (4,106)
Other income			70
Loss before income taxes	$ (5,989)	$ (4,514)	(10,830)	$ (9,207)
Income tax provision	1	1	2	2
Net loss and comprehensive loss applicable to common stock	$ (5,990)	$ (4,515)	$ (10,832)	$ (9,209)
Basic and diluted net loss per common share (in dollars per share)	$ (0.34)	$ (0.28)	$ (0.61)	$ (0.57)
Basic and diluted weighted average shares outstanding (in shares)	17,725	16,172	17,716	16,169
Revenues	$ 38	$ 11	$ 56	$ 15