XML 13 R3.htm IDEA: XBRL DOCUMENT v3.23.3
Condensed Consolidated Balance Sheets (Current Period Unaudited) (Parentheticals) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Accounts receivable, allowance for doubtful accounts $ 3 $ 19
Inventory Valuation Reserves $ 556 $ 499
Preferred stock, shares authorized (in shares)   5,000,000
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 150,000,000 150,000,000
Common stock, shares issued (in shares) 6,529,000 2,035,000
Common stock, shares outstanding (in shares) 6,529,000 2,035,000
Series B Preferred Stock [Member]    
Preferred stock par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, shares authorized (in shares) 5,000,000 5,000,000
Preferred stock, shares issued (in shares) 6,000 12,000
Preferred stock, shares outstanding (in shares) 6,000 12,000
Series C Preferred Stock [Member]    
Preferred stock, shares issued (in shares) 1,000 2,000
Preferred stock, shares outstanding (in shares) 1,000 2,000