General form of registration statement for all companies including face-amount certificate companies

Note 8 - October 2019 Registered Direct Offering (Details Textual)

v3.22.4
Note 8 - October 2019 Registered Direct Offering (Details Textual)
Feb. 17, 2021
shares
Oct. 18, 2019
USD ($)
$ / shares
shares
Oct. 10, 2019
USD ($)
Sep. 30, 2022
shares
Stock Issued During Period, Shares, New Issues 215,625      
Series I Warrant [Member]        
Class of Warrant or Right, Number of Securities Called by Each Warrant or Right   1    
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares   $ 44.00    
October 2019 Placement Agent Warrants [Member]        
Class of Warrant or Right, Exercise Price of Warrants or Rights | $ / shares   $ 43.75    
Class of Warrant or Right, Number of Securities Called by Warrants or Rights   5,358    
Warrants and Rights Outstanding, Term   5 years    
Class of Series I Warrant [Member]        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights       71,429
Proceeds from Subscribed, Unissued Common Stock and Warrants | $     $ 2,500,000  
Payments of Stock Issuance Costs | $     $ 158,000  
Class of Series I Warrant [Member] | Minimum [Member]        
Percentage of Fee on Gross Proceeds of Warrants   0.060    
Class of Series I Warrant [Member] | Maximum [Member]        
Percentage of Fee on Gross Proceeds of Warrants   0.082    
Placement Agent Warrants [Member]        
Class of Warrant or Right, Number of Securities Called by Warrants or Rights       5,358
October 2019 Registered Direct Offering [Member]        
Stock Issued During Period, Shares, New Issues   71,429    
Shares Issued, Price Per Share | $ / shares   $ 35.00    
Registered Direct Offering October 2019 [Member]        
Stock Issued During Period, Shares, New Issues   71,429    
Proceeds from Subscribed, Unissued Common Stock and Warrants | $   $ 2,500,000    
Payments of Financing Costs, Total | $   333,000    
Payments of Stock Issuance Costs | $   $ 158,000