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Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Additional Paid-In Capital [Member] | Accumulated Other Comprehensive Income [Member] | Accumulated Deficit [Member] | Series X1 Non-voting Convertible Preferred Stock [Member] | Series X Non-Voting Convertible Preferred Stock [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Beginning Balance at Dec. 31, 2022 | $ 84,183 | $ 14 | $ 287,034 |  | $ (202,865) |  |
Beginning Balance, Shares at Dec. 31, 2022 |  | 13,776,788 |  |  |  | 117,970 | 6,204
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Shares |  | 8,730,168 |  |  |  |  |
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Value | 33,017 | $ 9 | 33,008 |  |  |  |
Issuance of common stock in connection with conversion of X non-voting convertible preferred stock, Shares |  | 99,000 |  |  |  |  | (1,782)
Issuance of common stock in connection with conversion of X1 non-voting convertible preferred stock, Shares |  | 437,977 |  |  |  | (7,884) |
Issuance of common stock in connection with conversion of X1 non-voting convertible preferred stock, Value | (1) |  | (1) |  |  |  |
Issuance of common stock in connection with exercise of pre-funded warrants, Shares |  | 1,154,197 |  |  |  |  |
Issuance of common stock in connection with exercise of pre-funded warrants, Value | 1 | $ 1 |  |  |  |  |
Issuance of common stock in connection with vesting of restricted stock units |  | 15,000 |  |  |  |  |
Stock-based compensation | 6,545 |  | 6,545 |  |  |  |
Net Income (Loss) | (116,537) |  |  |  | (116,537) |  |
Ending Balance at Dec. 31, 2023 | 7,208 | $ 24 | 326,586 |  | (319,402) |  |
Ending Balance, Shares at Dec. 31, 2023 |  | 24,213,130 |  |  |  | 110,086 | 4,422
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Shares |  | 13,110,484 |  |  |  |  |
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Value | 48,064 | $ 13 | 48,051 |  |  |  |
Issuance of common stock with the completion of the Second Closing and Third Closing in connection with 2023 Securities Purchase Agreement, net of issuance costs, Shares |  | 2,636,488 |  |  |  |  |
Issuance of common stock with the completion of the Second Closing and Third Closing in connection with 2023 Securities Purchase Agreement, net of issuance costs, Value | 6,155 | $ 3 | 6,152 |  |  |  |
Issuance of common stock in connection with exercise of pre-funded warrants, Shares |  | 1,423,000 |  |  |  |  |
Issuance of common stock in connection with exercise of pre-funded warrants, Value | 1 | $ 1 |  |  |  |  |
Issuance of common stock and pre-funded warrants in connection with 2024 Underwritten Offering, net of issuance costs, Shares |  | 18,356,173 |  |  |  |  |
Issuance of common stock and pre-funded warrants in connection with 2024 Underwritten Offering, net of issuance costs, value | $ 79,533 | $ 18 | 79,515 |  |  |  |
Stock Option Exercise, Shares | 50,000 | 50,000 |  |  |  |  |
Stock Option Exercise, Value | $ 215 | $ 1 | 214 |  |  |  |
Stock-based compensation | 13,122 |  | 13,122 |  |  |  |
Accumulated other comprehensive loss | 26 |  |  | $ 26 |  |  |
Net Income (Loss) | (36,184) |  |  |  | (36,184) |  |
Ending Balance at Dec. 31, 2024 | $ 118,140 | $ 60 | $ 473,640 | $ 26 | $ (355,586) |  |
Ending Balance, Shares at Dec. 31, 2024 |  | 59,789,275 |  |  |  | 110,086 | 4,422

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