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CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Preferred stock, par value | $ 0.001 | $ 0.001
Preferred stock, shares authorized | 10,000,000 | 10,000,000
Preferred stock, shares designated | 9,441,000 | 9,441,000
Common stock, par value | $ 0.001 | $ 0.001
Common stock, shares authorized | 500,000,000 | 500,000,000
Common stock, shares issued | 7,306,663 | 7,156,876
Common stock, shares outstanding | 7,305,339 | 7,155,552
Treasury stock, common shares | 1,324 | 1,324
Convertible Series A Preferred Stock [Member] |  |
Preferred stock, par value | $ 10 | $ 10
Preferred stock, shares designated | 500,000 | 500,000
Preferred stock, shares issued | 0 | 0
Preferred stock, shares outstanding | 0 | 0
Preferred stock, conversion price per share | $ 6.30 | $ 6.30
Convertible Series B Preferred Stock [Member] |  |
Preferred stock, par value | $ 1,000 | $ 1,000
Preferred stock, shares authorized | 15,000 | 15,000
Preferred stock, shares issued | 0 | 0
Preferred stock, shares outstanding | 0 | 0
Preferred stock, conversion price per share | $ 7 | $ 7
Convertible Series C Preferred Stock [Member] |  |
Preferred stock, par value | $ 1,000 | $ 1,000
Preferred stock, shares authorized | 5,000 | 5,000
Preferred stock, shares issued | 0 | 0
Preferred stock, shares outstanding | 0 | 0
Preferred stock, conversion price per share | $ 5.50 | $ 5.50
Convertible Series D Preferred Stock [Member] |  |
Preferred stock, par value | $ 1,000 | $ 1,000
Preferred stock, shares authorized | 4,000 | 4,000
Preferred stock, shares issued | 1,299 | 1,299
Preferred stock, shares outstanding | 1,299 | 1,299
Preferred stock, conversion price per share | $ 3 | $ 3
Convertible Series E Preferred Stock [Member] |  |
Preferred stock, par value | $ 1,000 | $ 1,000
Preferred stock, shares authorized | 30,000 | 30,000
Preferred stock, shares issued | 11,500 | 0
Preferred stock, shares outstanding | 11,500 | 0
Preferred stock, conversion price per share | $ 3 | $ 3
Convertible Series F Preferred Stock [Member] |  |
Preferred stock, par value | $ 1,000 | $ 1,000
Preferred stock, shares authorized | 5,000 | 5,000
Preferred stock, shares issued | 0 | 0
Preferred stock, shares outstanding | 0 | 0
Preferred stock, conversion price per share | $ 6.20 | $ 6.20

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