CONSOLIDATED STATEMENTS OF OPERATIONS (USD $)
In Thousands, except Per Share data, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Revenues:    
Licensing fees $ 2,948 $ 2,092
Total revenues 2,948 2,092
Legal and consulting contingency fees 882 752
Net revenue 2,066 1,340
Operating expenses:    
Other legal and consulting fees 2,342 1,563
Patent prosecution and maintenance fees 993 1,000
Compensation and benefits 6,357 3,213
Professional fees 5,724 9,383
Marketing 279   
General and administrative 2,056 563
Total operating expenses 17,751 15,722
Operating loss (15,685) (14,382)
Other income 32 0
Interest income 35 13
Net Loss $ (15,618) $ (14,369)
Net loss per common share    
Basic and diluted $ (0.75) $ (1.29)
Weighted average common shares outstanding    
Basic and diluted 20,834 11,126