Annual report pursuant to Section 13 and 15(d)

Note 7 - Stockholders' Equity (Details 2)

v3.20.1
Note 7 - Stockholders' Equity (Details 2) - $ / shares
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Equity [Abstract]      
Exercise price range $750 - $2,250    
Number of options outstanding, ending 40 1,113 1,246
Weighted average remaining contractual life 10 months 20 days    
Weighted average exercise price, outstanding $ 877.50 $ 1,320.00  
Number of options exercisable 40 1,113  
Weighted average exercise price, exercisable $ 877.50 $ 1,320.00