CONDENSED CONSOLIDATED STATEMENTS OF PREFERRED STOCK AND STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands | Preferred Stock Series D [Member] | Common Stock [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Total |
Beginning balance, value at Dec. 31, 2022 | $ 2 | | $ 139,218 | $ (128,380) | $ 10,838 |
Balance at beginning, shares at Dec. 31, 2022 | 1 | 126,558 | | | |
Cash-in-lieu of fractional shares for reverse stock split | | | 11 | | 11 |
Cash-in-lieu of fractional shares for reverse stock split, shares | | (190) | | | |
Issuance of common stock upon vesting of restricted stock units | | | | | |
Issuance of common stock upon vesting of restricted stock units, shares | | 2,009 | | | |
Shares withheld for payroll taxes | | | (25) | | (25) |
Shares withheld for payroll taxes, shares | | (535) | | | |
Stock-based compensation expense | | | 111 | | 111 |
Net loss | | | | (3,602) | (3,602) |
Cash-in-lieu of fractional shares for reverse stock split | | | (11) | | (11) |
Redemption of preferred stock | $ (2) | | | | |
Redemption of preferred stock, shares | (1) | | | | |
Ending balance, value at Mar. 31, 2023 | | | 139,293 | (131,982) | 7,311 |
Balance at ending, shares at Mar. 31, 2023 | 0 | 127,842 | | | |
Beginning balance, value at Dec. 31, 2022 | $ 2 | | 139,218 | (128,380) | 10,838 |
Balance at beginning, shares at Dec. 31, 2022 | 1 | 126,558 | | | |
Net loss | | | | | (8,931) |
Ending balance, value at Sep. 30, 2023 | | | 144,524 | (137,311) | 7,213 |
Balance at ending, shares at Sep. 30, 2023 | 0 | 256,375 | | | |
Beginning balance, value at Mar. 31, 2023 | | | 139,293 | (131,982) | 7,311 |
Balance at beginning, shares at Mar. 31, 2023 | 0 | 127,842 | | | |
Issuance of common stock and warrants, net of offering costs | | | 5,048 | | 5,048 |
Issuance of common stock upon exercise of warrants | | | | | |
Issuance of common stock upon exercise of warrants, shares | | 19,444 | | | |
Stock-based compensation expense | | | 94 | | 94 |
Net loss | | | | (2,549) | (2,549) |
Issuance of common stock and warrants, net of offering costs, shares | | 73,292 | | | |
Ending balance, value at Jun. 30, 2023 | | | 144,435 | (134,531) | 9,904 |
Balance at ending, shares at Jun. 30, 2023 | 0 | 220,578 | | | |
Issuance of common stock upon exercise of warrants | | | | | |
Issuance of common stock upon exercise of warrants, shares | | 35,588 | | | |
Issuance of common stock upon vesting of restricted stock units | | | | | |
Issuance of common stock upon vesting of restricted stock units, shares | | 222 | | | |
Shares withheld for payroll taxes | | | | | |
Shares withheld for payroll taxes, shares | | (13) | | | |
Stock-based compensation expense | | | 89 | | 89 |
Net loss | | | | (2,780) | (2,780) |
Ending balance, value at Sep. 30, 2023 | | | 144,524 | (137,311) | 7,213 |
Balance at ending, shares at Sep. 30, 2023 | 0 | 256,375 | | | |
Beginning balance, value at Dec. 31, 2023 | | | 146,936 | (139,206) | 7,730 |
Balance at beginning, shares at Dec. 31, 2023 | 0 | 416,368 | | | |
Issuance of common stock upon exercise of warrants | | | | | |
Issuance of common stock upon exercise of warrants, shares | | 91,820 | | | |
Issuance of common stock upon vesting of restricted stock units | | | | | |
Issuance of common stock upon vesting of restricted stock units, shares | | 2,689 | | | |
Shares withheld for payroll taxes | | | (4) | | (4) |
Shares withheld for payroll taxes, shares | | (689) | | | |
Stock-based compensation expense | | | 32 | | 32 |
Net loss | | | | (2,154) | (2,154) |
Ending balance, value at Mar. 31, 2024 | | | 146,964 | (141,360) | 5,604 |
Balance at ending, shares at Mar. 31, 2024 | 0 | 510,188 | | | |
Beginning balance, value at Dec. 31, 2023 | | | 146,936 | (139,206) | 7,730 |
Balance at beginning, shares at Dec. 31, 2023 | 0 | 416,368 | | | |
Net loss | | | | | (5,524) |
Ending balance, value at Sep. 30, 2024 | | | 149,676 | (144,730) | 4,946 |
Balance at ending, shares at Sep. 30, 2024 | 0 | 958,219 | | | |
Beginning balance, value at Mar. 31, 2024 | | | 146,964 | (141,360) | 5,604 |
Balance at beginning, shares at Mar. 31, 2024 | 0 | 510,188 | | | |
Stock-based compensation expense | | | 15 | | 15 |
Net loss | | | | (1,846) | (1,846) |
Ending balance, value at Jun. 30, 2024 | | | 146,979 | (143,206) | 3,773 |
Balance at ending, shares at Jun. 30, 2024 | 0 | 510,188 | | | |
Cash-in-lieu of fractional shares for reverse stock split | | | (1) | | (1) |
Cash-in-lieu of fractional shares for reverse stock split, shares | | (255) | | | |
Issuance of common stock and warrants, net of offering costs | | | 2,646 | | 2,646 |
Issuance of common stock upon exercise of warrants | | | | | |
Issuance of common stock upon exercise of warrants, shares | | 231,758 | | | |
Stock-based compensation expense | | | 52 | | 52 |
Net loss | | | | (1,524) | (1,524) |
Issuance of common stock and warrants, net of offering costs, shares | | 216,528 | | | |
Cash-in-lieu of fractional shares for reverse stock split | | | 1 | | 1 |
Ending balance, value at Sep. 30, 2024 | | | $ 149,676 | $ (144,730) | $ 4,946 |
Balance at ending, shares at Sep. 30, 2024 | 0 | 958,219 | | | |