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Note 7 - Stockholders' Equity and Equity-linked Instruments - Schedule of Preferred Stock (Details) - USD ($) | 1 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Nov. 30, 2023 | Aug. 23, 2023
Shares Purchased/ Issued in Exchange (in shares) |  | 262,501 | 262,501 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 17,499 | 23,656 |  |
Gross Proceeds |  |  | $ 35,615,000 |  |  |
Fees |  |  | 4,420,000 |  |  |
Net Proceeds |  |  | $ 31,195,000 |  |  |
Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 1,379,000 |  |  |
Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 41,982 |  |  |
Conversions / Exchanges (in shares) |  |  | (24,483) |  |  |
Converted to Common stock (in shares) |  |  | 24,483 |  |  |
Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (10,117,000) |  |  |
Original (in shares) |  |  | 18,275,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (8,158,000) |  |  |
Converted to Common stock (in shares) |  |  | 10,117,000 |  |  |
Series A Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 12.4 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 0 |  |  |
Gross Proceeds |  |  | $ 5,359,000 |  |  |
Fees |  |  | 697,000 |  |  |
Net Proceeds |  |  | $ 4,662,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 12.4 |  |  |
Series A Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 62,000 |  |  |
Series A Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 5,359 |  |  |
Conversions / Exchanges (in shares) |  |  | (5,359) |  |  |
Converted to Common stock (in shares) |  |  | 5,359 |  |  |
Series A Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | 0 |  |  |
Original (in shares) |  |  | 432,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (432,000) |  |  |
Converted to Common stock (in shares) |  |  | 0 |  |  |
Series A-2 Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 13.29 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 0 |  |  |
Gross Proceeds |  |  | $ 1,297,000 |  |  |
Fees |  |  | 169,000 |  |  |
Net Proceeds |  |  | $ 1,128,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 13.29 |  |  |
Series A-2 Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 14,000 |  |  |
Series A-2 Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,297 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,297) |  |  |
Converted to Common stock (in shares) |  |  | 1,297 |  |  |
Series A-2 Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | 0 |  |  |
Original (in shares) |  |  | 98,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (98,000) |  |  |
Converted to Common stock (in shares) |  |  | 0 |  |  |
Series A-3 Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 13.41 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 0 |  |  |
Gross Proceeds |  |  | $ 1,733,000 |  |  |
Fees |  |  | 225,000 |  |  |
Net Proceeds |  |  | $ 1,508,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 13.41 |  |  |
Series A-3 Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 18,000 |  |  |
Series A-3 Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,733 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,733) |  |  |
Converted to Common stock (in shares) |  |  | 1,733 |  |  |
Series A-3 Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | 0 |  |  |
Original (in shares) |  |  | 129,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (129,000) |  |  |
Converted to Common stock (in shares) |  |  | 0 |  |  |
Series A-4 Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 7.6 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 0 |  |  |
Gross Proceeds |  |  | $ 1,934,000 |  |  |
Fees |  |  | 251,000 |  |  |
Net Proceeds |  |  | $ 1,683,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 7.6 |  |  |
Series A-4 Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 36,000 |  |  |
Series A-4 Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,934 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,934) |  |  |
Converted to Common stock (in shares) |  |  | 1,934 |  |  |
Series A-4 Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | 0 |  |  |
Original (in shares) |  |  | 254,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (254,000) |  |  |
Converted to Common stock (in shares) |  |  | 0 |  |  |
Series A-5 Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 11.09 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 780 |  |  |
Gross Proceeds |  |  | $ 2,299,000 |  |  |
Fees |  |  | 299,000 |  |  |
Net Proceeds |  |  | $ 2,000,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 11.09 |  |  |
Series A-5 Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 30,000 |  |  |
Series A-5 Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 2,299 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,519) |  |  |
Converted to Common stock (in shares) |  |  | 1,519 |  |  |
Series A-5 Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (70,000) |  |  |
Original (in shares) |  |  | 207,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (137,000) |  |  |
Converted to Common stock (in shares) |  |  | 70,000 |  |  |
Series A A Preferred Stock [Member] |  |  |  |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 3,699 |  | 7,322 | 10,706
Gross Proceeds |  |  | $ 7,680,000 |  |  |
Fees |  |  | 966,000 |  |  |
Net Proceeds |  |  | $ 6,714,000 |  |  |
Adjusted Conversion Prices (in dollars per share) |  |  | $ 1.89 |  |  |
Series A A Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 112,000 |  |  |
Series A A Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 9.43 |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 7,680 |  |  |
Conversions / Exchanges (in shares) |  |  | (3,981) |  |  |
Converted to Common stock (in shares) |  |  | 3,981 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 9.43 |  |  |
Series A A Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (1,961,000) |  |  |
Original (in shares) |  |  | 4,072,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (2,111,000) |  |  |
Converted to Common stock (in shares) |  |  | 1,961,000 |  |  |
Series AA-2 Convertible Preferred Stock [Member] |  |  |  |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 0 |  |  |
Gross Proceeds |  |  | $ 1,500,000 |  |  |
Fees |  |  | 130,000 |  |  |
Net Proceeds |  |  | $ 1,370,000 |  |  |
Adjusted Conversion Prices (in dollars per share) |  |  | $ 2.09 |  |  |
Series AA-2 Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 17,000 |  |  |
Series AA-2 Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 10.43 |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,500 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,500) |  |  |
Converted to Common stock (in shares) |  |  | 1,500 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 10.43 |  |  |
Series AA-2 Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | 0 |  |  |
Original (in shares) |  |  | 719,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (719,000) |  |  |
Converted to Common stock (in shares) |  |  | 0 |  |  |
Series AA-3 Convertible Preferred Stock [Member] |  |  |  |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 25 |  |  |
Gross Proceeds |  |  | $ 1,025,000 |  |  |
Fees |  |  | 133,000 |  |  |
Net Proceeds |  |  | $ 892,000 |  |  |
Adjusted Conversion Prices (in dollars per share) |  |  | $ 1.9 |  |  |
Series AA-3 Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 16,000 |  |  |
Series AA-3 Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 9.5 |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,025 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,000) |  |  |
Converted to Common stock (in shares) |  |  | 1,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 9.5 |  |  |
Series AA-3 Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (13,000) |  |  |
Original (in shares) |  |  | 539,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (526,000) |  |  |
Converted to Common stock (in shares) |  |  | 13,000 |  |  |
Series AA-4 Convertible Preferred Stock [Member] |  |  |  |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 500 |  |  |
Gross Proceeds |  |  | $ 1,026,000 |  |  |
Fees |  |  | 133,000 |  |  |
Net Proceeds |  |  | $ 893,000 |  |  |
Adjusted Conversion Prices (in dollars per share) |  |  | $ 1.86 |  |  |
Series AA-4 Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 16,000 |  |  |
Series AA-4 Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 9.28 |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,026 |  |  |
Conversions / Exchanges (in shares) |  |  | (526) |  |  |
Converted to Common stock (in shares) |  |  | 526 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 9.28 |  |  |
Series AA-4 Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (270,000) |  |  |
Original (in shares) |  |  | 553,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (283,000) |  |  |
Converted to Common stock (in shares) |  |  | 270,000 |  |  |
Series AA-5 Convertible Preferred Stock [Member] |  |  |  |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 50 |  |  |
Gross Proceeds |  |  | $ 550,000 |  |  |
Fees |  |  | 72,000 |  |  |
Net Proceeds |  |  | $ 478,000 |  |  |
Adjusted Conversion Prices (in dollars per share) |  |  | $ 2.12 |  |  |
Series AA-5 Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 8,000 |  |  |
Series AA-5 Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 10.6 |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 550 |  |  |
Conversions / Exchanges (in shares) |  |  | (500) |  |  |
Converted to Common stock (in shares) |  |  | 500 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 10.6 |  |  |
Series AA-5 Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (23,000) |  |  |
Original (in shares) |  |  | 259,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (236,000) |  |  |
Converted to Common stock (in shares) |  |  | 23,000 |  |  |
Series AAA Convertible Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.67 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 7,395 |  |  |
Gross Proceeds |  |  | $ 5,377,000 |  |  |
Fees |  |  | 645,000 |  |  |
Net Proceeds |  |  | $ 4,732,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.67 |  |  |
Series AAA Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 466,000 |  |  |
Series AAA Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 9,388 |  |  |
Conversions / Exchanges (in shares) |  |  | (1,993) |  |  |
Converted to Common stock (in shares) |  |  | 1,993 |  |  |
Series AAA Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (4,417,000) |  |  |
Original (in shares) |  |  | 5,608,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (1,191,000) |  |  |
Converted to Common stock (in shares) |  |  | 4,417,000 |  |  |
Series AAA-2 Convertible Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.71 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 3,148 |  |  |
Gross Proceeds |  |  | $ 2,978,000 |  |  |
Fees |  |  | 357,000 |  |  |
Net Proceeds |  |  | $ 2,621,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.71 |  |  |
Series AAA-2 Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 253,000 |  |  |
Series AAA-2 Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 5,334 |  |  |
Conversions / Exchanges (in shares) |  |  | (2,186) |  |  |
Converted to Common stock (in shares) |  |  | 2,186 |  |  |
Series AAA-2 Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (1,841,000) |  |  |
Original (in shares) |  |  | 3,119,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (1,278,000) |  |  |
Converted to Common stock (in shares) |  |  | 1,841,000 |  |  |
Series AAA Junior Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.25 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 365 |  |  |
Gross Proceeds |  |  | $ 1,210,000 |  |  |
Fees |  |  | 145,000 |  |  |
Net Proceeds |  |  | $ 1,065,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.25 |  |  |
Series AAA Junior Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 140,000 |  |  |
Series AAA Junior Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 1,210 |  |  |
Conversions / Exchanges (in shares) |  |  | (845) |  |  |
Converted to Common stock (in shares) |  |  | 845 |  |  |
Series AAA Junior Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (292,000) |  |  |
Original (in shares) |  |  | 968,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (676,000) |  |  |
Converted to Common stock (in shares) |  |  | 292,000 |  |  |
Series AAA-2 Junior Convertible Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.25 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 441 |  |  |
Gross Proceeds |  |  | $ 551,000 |  |  |
Fees |  |  | 66,000 |  |  |
Net Proceeds |  |  | $ 485,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.25 |  |  |
Series AAA-2 Junior Convertible Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 64,000 |  |  |
Series AAA-2 Junior Convertible Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 551 |  |  |
Conversions / Exchanges (in shares) |  |  | (110) |  |  |
Converted to Common stock (in shares) |  |  | 110 |  |  |
Series AAA-2 Junior Convertible Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (353,000) |  |  |
Original (in shares) |  |  | 441,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | (88,000) |  |  |
Converted to Common stock (in shares) |  |  | 353,000 |  |  |
Series AAA-3 Junior Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.25 |  |  |
Preferred Stock, Shares Outstanding (in shares) |  |  | 697 |  |  |
Gross Proceeds |  |  | $ 697,000 |  |  |
Fees |  |  | 84,000 |  |  |
Net Proceeds |  |  | $ 613,000 |  |  |
Conversion Prices (in dollars per share) | [4],[5],[6] |  | $ 1.25 |  |  |
Series AAA-3 Junior Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1] |  | 81,000 |  |  |
Series AAA-3 Junior Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [2] |  | 697 |  |  |
Conversions / Exchanges (in shares) |  |  | 0 |  |  |
Converted to Common stock (in shares) |  |  | (0) |  |  |
Series AAA-3 Junior Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) |  |  | (558,000) |  |  |
Original (in shares) |  |  | 558,000 |  |  |
Conversion of stock, stock converted (in shares) | [3] |  | 0 |  |  |
Converted to Common stock (in shares) |  |  | 558,000 |  |  |
Series AAA-4 Junior Preferred Stock [Member] |  |  |  |  |  |
Conversion Prices (in dollars per share) | [1],[2],[3],[4],[5],[6] |  | $ 1.25 |  |  |
Preferred Stock, Shares Outstanding (in shares) | [1],[2],[3],[4],[5],[6] |  | 399 |  |  |
Gross Proceeds | [1],[2],[3],[4],[5],[6] |  | $ 399,000 |  |  |
Fees | [1],[2],[3],[4],[5],[6] |  | 48,000 |  |  |
Net Proceeds | [1],[2],[3],[4],[5],[6] |  | $ 351,000 |  |  |
Conversion Prices (in dollars per share) | [1],[2],[3],[4],[5],[6] |  | $ 1.25 |  |  |
Series AAA-4 Junior Preferred Stock [Member] | Warrants Issued With Placement Agent Agreement [Member] |  |  |  |  |  |
Placement Agent Warrants (in shares) | [1],[2],[3],[4],[5],[6] |  | 46,000 |  |  |
Series AAA-4 Junior Preferred Stock [Member] | Preferred Stock Converted to Preferred Stock [Member] |  |  |  |  |  |
Shares Purchased/ Issued in Exchange (in shares) | [1],[2],[3],[4],[5],[6] |  | 399 |  |  |
Conversions / Exchanges (in shares) | [1],[2],[3],[4],[5],[6] |  | 0 |  |  |
Converted to Common stock (in shares) | [1],[2],[3],[4],[5],[6] |  | (0) |  |  |
Series AAA-4 Junior Preferred Stock [Member] | Preferred Stock Converted to Common Stock [Member] |  |  |  |  |  |
Conversions / Exchanges (in shares) | [1],[2],[3],[4],[5],[6] |  | (319,000) |  |  |
Original (in shares) | [1],[2],[3],[4],[5],[6] |  | (319,000) |  |  |
Conversion of stock, stock converted (in shares) | [1],[2],[3],[4],[5],[6] |  | 0 |  |  |
Converted to Common stock (in shares) | [1],[2],[3],[4],[5],[6] |  | 319,000 |  |  |
[1] | Pursuant to the terms of the Placement Agent Agreements, we agreed to issue to the Placement Agent, following the final closing under the individual Preferred Stock Offerings (effective as of the respective individual series closing dates), five-year warrants to purchase 14.5% of the shares of common stock issuable upon conversion of the respective series of Convertible Preferred Stock sold in the respective Preferred Stock Offering, at an exercise price equal to the applicable Preferred Stock Offering conversion price. See below for placement agent warrants exchanged in connection with the Exchange.
[2] | Series AAA and Series AAA-2 totals include 4,011 and 2,356 preferred shares, respectively, issued in connection with the Exchange Agreements described below.
[3] | As adjusted to reflect reduction in conversion prices as a result of the Series AA Down Round Feature, described below.
[4] | The Conversion price for Series AA Preferred Stock outstanding as of August 23, 2023, totaling 10,706 shares of Series AA Preferred Stock, was adjusted to $2.60 as a result of the Series AA Down Round Feature described below.
[5] | The Conversion prices for the Series AA Preferred Stock outstanding as of November 30, 2023, totaling 7,322 shares of Series AA Preferred Stock, were adjusted to the conversion prices shown in the table above, as a result of the Series AA Down Round Feature described below.
[6] | The triggering of the Down Round Feature for the Series AA Preferred Stock, occurring in August 2023, resulted in a deemed dividend totaling $6,446,000, which was charged to retained earnings in the September 30, 2023 consolidated balance sheet.

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