Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity (Details Textual)

v3.20.1
Stockholders' Equity (Details Textual) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Stockholders' Equity (Textual)    
Stock options to purchase shares of common stock 10,000  
Cash proceeds of exercised, stock options $ 42,226 $ 151,601
2011 Plan [Member]    
Stockholders' Equity (Textual)    
Remaining options to be issued 1,065,566  
Warrant [Member]    
Stockholders' Equity (Textual)    
Cash proceeds from warrants $ 57,500  
Number of warrants expired and cancelled 6,982  
Stock Option [Member]    
Stockholders' Equity (Textual)    
Stock options granted 125,000  
Stock options to purchase shares of common stock 71,981  
Cash proceeds of exercised, stock options $ 71,981  
Common stock future issuance 42,226  
Stock Option [Member] | Board Member [Member]    
Stockholders' Equity (Textual)    
Common stock, per share $ 2.24  
Stock option aggregate grant fair value $ 217,813  
Stock options, description The stock option has a term of ten years and is subject to vesting based on continuous service of the awardee over a four-year period.