Quarterly report pursuant to Section 13 or 15(d)

Capital Stock, Stock Plans and Stock Based Compensation (Details Narrative)

v3.19.1
Capital Stock, Stock Plans and Stock Based Compensation (Details Narrative) - USD ($)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended
Jan. 17, 2019
Jan. 18, 2018
Jul. 27, 2017
May 31, 2018
Mar. 31, 2019
Mar. 31, 2018
Dec. 31, 2018
Dec. 31, 2017
 [1]
Number of stock option shares granted         105,000 6,000    
Stock options, grants in period, exercise price         $ 3.15 $ 4.05    
Number of options exercised            
Remaining stock option         721,000 630,800 [1] 616,000 624,800
Unrecognized compensation cost related to unvested options         $ 534      
Employee and director service share-based compensation nonvested awards, compensation not yet recognized, stock options, remaining of fiscal years         112      
Employee and director service share-based compensation nonvested awards, compensation not yet recognized, stock options, next twelve months         144      
Employee and director service share-based compensation nonvested awards, compensation not yet recognized, stock options, year two         144      
Employee and director service share-based compensation nonvested awards, compensation not yet recognized, stock options, year three         104      
Employee and director service share-based compensation nonvested awards, compensation not yet recognized, stock options, year four         29      
Employee and director service share-based compensation nonvested awards, compensation not yet recognized, stock options, year five         1      
Allocated share-based compensation expense         48 $ 46    
Employee Stock Options [Member]                
Allocated share-based compensation expense         $ 43 $ 10    
Robert Ferguson [Member]                
Number of options exercised       10,000        
Shares purchased from exercise of stock options       10,000        
Remaining stock option         90,000      
2017 Stock Option Plan [Member]                
Number of stock option shares granted 105,000              
Stock options granted contractual term 6 years              
Stock options, grants in period, exercise price $ 3.15              
2017 Stock Option Plan [Member] | One-Fifth Vesting [Member]                
Stock options granted vesting period 5 years              
2017 Stock Option Plan [Member] | CEO [Member]                
Number of stock option shares granted 25,000              
2017 Stock Option Plan [Member] | CFO [Member]                
Number of stock option shares granted 15,000              
2017 Stock Option Plan [Member] | EVP of Strategic Initiatives [Member]                
Number of stock option shares granted 15,000              
2017 Stock Option Plan [Member] | Consultant [Member] | Employee Stock Options [Member]                
Number of stock option shares granted     100,000          
2003 Outside Directors Stock Plan [Member] | New Director [Member] | Non-qualified Stock Options [Member]                
Number of stock option shares granted   6,000            
Stock options granted contractual term   10 years            
Stock options granted vesting period   6 months            
Stock options, grants in period, exercise price   $ 4.05            
The 2003 Outside Directors Stock Plan [Member]                
Stock issued during period, shares, issued for services           24,964    
Allocated share-based compensation expense           $ 63    
[1] Options with exercise prices ranging from $2.79 to $13.35