XML 52 R44.htm IDEA: XBRL DOCUMENT v3.8.0.1
Stock Plans, Share-Based Payments and Warrants (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
1 Months Ended 12 Months Ended
Mar. 31, 2016
Jan. 31, 2016
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock, shares authorized     90,000,000 90,000,000  
Options outstanding     6,770,777 4,592,347 4,303,638
Stock options granted     2,311,542 510,520  
Share-based compensation expense     $ 456 $ 388  
Weighted-average fair value of options granted     $ 0.36 $ 0.31  
Share-based compensation arrangement by share-based payment award, options, outstanding, intrinsic value     $ 170 $ 25  
Share-based compensation arrangement by share-based payment award, options, vested and expected to vest, outstanding, aggregate intrinsic value     $ 162 $ 24  
Share-based compensation arrangement by share-based payment award, options, vested and expected to vest, outstanding, weighted average remaining contractual term     7 years 9 months 18 days 7 years 9 months 18 days  
Employee service share-based compensation, nonvested awards, compensation not yet recognized, stock options     $ 1,357    
Employee service share-based compensation, nonvested awards, compensation recognized at the time of certain performance conditions met     230    
Stock based compensation recognized amortization cost     $ 1,127    
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition     2 years 3 months 19 days    
Fair value of restricted stock     $ 345 $ 291  
Selling, general and administrative expense     $ 3,298 $ 2,854  
Exercise price per share     $ 0.37 $ 0.45  
Warrants exercised, shares     333,332 19,621  
Warrants exercised     $ 100 $ 1  
Class of warrant or right, number of securities called by warrants or rights     333,332 906  
Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Stock options granted     817,144 1,047,109  
Share-based compensation expense     $ 316 $ 163  
Weighted-average fair value of options granted     $ 0.50 $ 0.35  
Employee service share-based compensation, nonvested awards, compensation not yet recognized, stock options     $ 238    
Employee service share-based compensation, nonvested awards, compensation cost not yet recognized, period for recognition     6 months    
Selling, general and administrative expense     $ 264 $ 163  
Research and Development Expense     52    
General and administrative expenses     30 51  
Restricted Stock [Member] | Tranche One [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Selling, general and administrative expense       16  
Number of shares issued for consulting services 57,143        
Number of shares issued for consulting services value $ 16        
Stock vested date Jun. 15, 2016        
Restricted Stock [Member] | Tranche Two [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Selling, general and administrative expense       10  
Number of shares issued for consulting services 38,461        
Number of shares issued for consulting services value $ 10        
Stock vested date Sep. 30, 2016        
Restricted Stock [Member] | Tranche Three [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Selling, general and administrative expense       20  
Number of shares issued for consulting services   58,823      
Number of shares issued for consulting services value   $ 20      
Stock vested date   Apr. 12, 2016      
Selling, General and Administrative Expenses [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense     426 363  
Research and Development Expenses [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense     30 $ 25  
Stock Options Non-Employee Director [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Share-based compensation expense     $ 5    
2015 Equity Incentive Plan [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Number of shares reserved and authorized for awards         7,000,000
2015 Equity Incentive Plan [Member] | Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options outstanding     5,168,598    
Stock option plan terms and description     The options issued to employees expire on various dates between May 15, 2025 and December 20, 2027    
Stock option vesting term description     Options currently outstanding are fully vested or will vest upon a combination of the following: immediate vesting, performance-based vesting or straight line vesting of two or four years.    
Stock options granted     5,611,391    
Stock options will vest upon the specified performance condition is met     2,103,865    
2015 Equity Incentive Plan [Member] | Options [Member] | Option and Restricted Stock [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Shares available for future grants     1,752,135    
2015 Equity Incentive Plan [Member] | Non Employee Stock Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options outstanding     442,793    
Stock option plan terms and description     Expire on various dates between May 31, 2021 and December 20, 2027.    
2015 Equity Incentive Plan [Member] | Maximum [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Common stock, shares authorized     10,000,000    
Stock options contractual term         10 years
2004 Stock Incentive Plan [Member] | Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options outstanding     368,025    
Stock option plan terms and description     The options expire on various dates between January 6, 2019 and February 5, 2024.    
Stock option vesting term description     Options currently outstanding are fully vested or are currently vesting over a period of four years.    
2004 Stock Incentive Plan [Member] | Non Employee Stock Options [Member]          
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]          
Options outstanding     791,361    
Stock option plan terms and description     options expire at various dates between January 8, 2020 and November 17, 2024