Consolidated Statements of Operations and Comprehensive Loss (USD $)
In Thousands, except Share data, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Total revenues $ 301 $ 362 $ 1,019
Costs and expenses:      
Cost of sales (exclusive of depreciation shown below) 555 521 1,441
General and administrative 13,464 12,559 10,447
Depreciation 254 350 365
Total costs and expenses 14,273 13,430 12,253
Operating loss (13,972) (13,068) (11,234)
Interest expense, net (7,644) (6,817) (5,704)
Loss on extinguishment of debt and debt refinancing (1,055)    
Other income, net     108
Loss before income taxes (22,671) (19,885) (16,830)
Income tax (benefit) expense 6 (311) 7
Net loss and comprehensive loss $ (22,677) $ (19,574) $ (16,837)
Basic and diluted net loss per share (in Dollars per share) $ (1.46) $ (1.27) $ (1.20)
Weighted-average shares outstanding (in Shares) 15,570 15,438 14,082