XML 36 R23.htm IDEA: XBRL DOCUMENT v3.20.2
3. Income (Loss) Per Common Share (Tables)
6 Months Ended
Jun. 30, 2020
Net income (loss) per share of common stock:  
Schedule of antidilutive securities excluded from computation of earnings per share
   

June 30,

2020

   

June 30,

2019

 
Warrants     452,041       250,000  
Convertible preferred stock     1,751,005       1,751,005  
Total possible dilution     2,203,046       2,001,005