XML 13 R3.htm IDEA: XBRL DOCUMENT v3.23.3
Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
Sep. 30, 2023
Dec. 31, 2022
Accounts receivable, allowance for doubtful accounts $ 68,589 $ 68,589
Lease Right Of Use Asset Accumulated Amortization $ 266,476 $ 213,459
Preferred stock, par value (in dollars per share) $ 0.001  
Common stock, par value (in dollars per share) $ 0.001 $ 0.001
Common stock, shares authorized (in shares) 100,000,000 100,000,000
Common Stock, Shares, Issued (in shares) 3,197,815 3,297,927
Common Stock, Shares, Outstanding (in shares) 3,197,815 3,297,927
Common Stock, Shares, Issued (in shares) 3,197,815 3,297,927
Undesignated Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 5,000,000 5,000,000
Preferred Stock, Shares Issued (in shares) 0 0
Preferred stock, shares outstanding (in shares) 0 0
Series A Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 5,000,000 5,000,000
Preferred Stock, Shares Issued (in shares) 3,269,998 3,269,998
Preferred stock, shares outstanding (in shares) 3,269,998 3,269,998
Series B Preferred Stock [Member]    
Preferred stock, par value (in dollars per share) $ 0.001 $ 0.001
Preferred stock, shares authorized (in shares) 10,000,000 10,000,000
Preferred Stock, Shares Issued (in shares) 2,400,000 0
Preferred stock, shares outstanding (in shares) 2,400,000 0
Machinery and Equipment [Member]    
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment $ 136,707 $ 104,410