Quarterly report pursuant to Section 13 or 15(d)

Note 12 - Equity Instruments (Details Textual)

v3.10.0.1
Note 12 - Equity Instruments (Details Textual) - USD ($)
 9 Months Ended
Sep. 13, 2018
Sep. 30, 2018
Sep. 30, 2017
Dec. 31, 2017
Common Stock, Par or Stated Value Per Share   $ 0.001   $ 0.001
Stock Issued During Period, Shares, Employee Benefit Plan   94,684 105,308  
Issuance of Stock to Defined Contribution Plan for Employer Matching Contribution   $ 35,980 $ 53,707  
Common Stock [Member]        
Stock Issued During Period, Shares, Employee Benefit Plan   94,684    
Employees [Member] | Common Stock [Member]        
Stock Issued During Period, Shares, Issued for Services   1,118,760 710,353  
Stock Issued During Period, Value, Issued for Services   $ 317,000 $ 369,000  
Director [Member] | Common Stock [Member]        
Stock Issued During Period, Shares, Issued for Services   0 16,406  
Stock Issued During Period, Value, Issued for Services     $ 10,500  
Private Placement [Member]        
Stock Issued During Period, Shares, New Issues 18,320,610 18,320,610    
Common Stock, Par or Stated Value Per Share   $ 0.001    
Stock Issued During Period, Value, New Issues $ 3,000,000 $ 3,000,000    
Private Placement [Member] | Common Stock [Member]        
Stock Issued During Period, Shares, New Issues   18,320,610    
Stock Issued During Period, Value, New Issues   $ 18,321