Quarterly report pursuant to Section 13 or 15(d)

Equity (Details Narrative)

v3.10.0.1
Equity (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 6 Months Ended 9 Months Ended
Sep. 30, 2017
Mar. 31, 2017
Jun. 30, 2017
Sep. 30, 2018
Sep. 30, 2017
Number of common stock issued, shares   2,793,000 9,900,000    
Warrants to purchase shares of common stock   855,000      
Gross proceeds from equity offerings   $ 12,200      
Warrants exercise price description     Each Firm Share and accompanying Base Warrant was sold for a combined effective price of $1.10, and each Pre-Funded Warrant and accompanying Base Warrant was sold for a combined effective price of $1.09.    
Gross proceeds from warrants     $ 13,700    
Net proceeds from warrants     $ 12,300    
Number of common stock issued, value       $ 431  
Net proceeds from common stock       $ 24,042
Underwriters [Member] | Over-Allotment Option [Member]          
Number of common stock issued, shares 875,000        
Gross proceeds from equity offerings $ 1,000        
Number of common stock issued, value 1,000        
Net proceeds from common stock 900        
Base Warrants [Member]          
Warrants to purchase shares of common stock     12,500,000    
Warrant exercise price     $ 1.25    
Net proceeds from warrants $ 600        
Pre-Funded Warrants [Member]          
Warrants to purchase shares of common stock     2,600,000    
Warrant exercise price     $ 0.01 $ 0.01  
Termination Agreement [Member] | RedPath Equityholder Representative, LLC [Member]          
Warrants to purchase shares of common stock   100,000      
Warrant term   5 years      
Common stock price, per share   $ 4.69      
RedPath Debt Exchange and conversion of Senior Convertible Notes [Member]          
Number of common stock issued, shares   3,795,429