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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands | Common Stock [Member] Restricted Stock Units (RSUs) [Member] Management [Member] | Common Stock [Member] Restricted Stock Units (RSUs) [Member] | Common Stock [Member] ATM [Member] | Common Stock [Member] June 2023 Financing [Member] | Common Stock [Member] November 2023 Financing [Member] | Common Stock [Member] | Additional Paid-in Capital [Member] Restricted Stock Units (RSUs) [Member] Management [Member] | Additional Paid-in Capital [Member] ATM [Member] | Additional Paid-in Capital [Member] June 2023 Financing [Member] | Additional Paid-in Capital [Member] November 2023 Financing [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] Restricted Stock Units (RSUs) [Member] Management [Member] | Retained Earnings [Member] ATM [Member] | Retained Earnings [Member] June 2023 Financing [Member] | Retained Earnings [Member] November 2023 Financing [Member] | Retained Earnings [Member] | Restricted Stock Units (RSUs) [Member] Management [Member] | ATM [Member] | June 2023 Financing [Member] | November 2023 Financing [Member] | Total
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance (in shares) at Dec. 31, 2021 |  |  |  |  |  | 16,871,265 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at Dec. 31, 2021 |  |  |  |  |  | $ 17 |  |  |  |  | $ 139,055 |  |  |  |  | $ (128,697) |  |  |  |  | $ 10,375
Restricted stock units vested and issued (in shares) | 0 | 371,980 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of common stock (in shares) |  |  | 711,511 |  |  | 2,122,017 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of common stock |  |  | $ 1 |  |  | $ 2 |  | $ 1,546 |  |  | 3,401 |  |  |  |  | 0 |  | $ 1,547 |  |  | 3,403
Restricted stock units issued to settle management bonus obligations (in shares) | 0 | 371,980 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock units issued to settle management bonus obligations | $ 0 |  |  |  |  |  | $ 291 |  |  |  |  | $ 0 |  |  |  |  | $ 291 |  |  |  |
Share-based compensation |  |  |  |  |  |  |  |  |  |  | 1,183 |  |  |  |  |  |  |  |  |  | 1,183
Net loss |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (11,907) |  |  |  |  | (11,907)
Balance (in shares) at Dec. 31, 2022 |  |  |  |  |  | 20,076,773 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at Dec. 31, 2022 |  |  |  |  |  | $ 20 |  |  |  |  | 145,476 |  |  |  |  | (140,604) |  |  |  |  | 4,892
Restricted stock units vested and issued (in shares) | 0 | 241,197 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of common stock (in shares) |  |  | 215,224 | 1,133,141 | 2,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of common stock |  |  | $ 0 | $ 1 | $ 2 |  |  | $ 262 | $ 2,452 | $ 986 |  |  | $ 0 | $ 0 | $ 0 |  |  | $ 262 | $ 2,453 | $ 988 |
Restricted stock units issued to settle management bonus obligations (in shares) | 0 | 241,197 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock units issued to settle management bonus obligations | $ 0 |  |  |  |  |  | $ 342 |  |  |  |  | $ 0 |  |  |  |  | $ 342 |  |  |  |
Share-based compensation |  |  |  |  |  | 0 |  |  |  |  | 1,030 |  |  |  |  | 0 |  |  |  |  | 1,030
Net loss |  |  |  |  |  | $ 0 |  |  |  |  | 0 |  |  |  |  | (11,571) |  |  |  |  | $ (11,571)
Exercise of common stock options (in shares) |  |  |  |  |  | 199 |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 199
Exercise of common stock options |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  | 0 |  |  |  |  | $ 0
Balance (in shares) at Dec. 31, 2023 |  |  |  |  |  | 23,666,534 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance at Dec. 31, 2023 |  |  |  |  |  | $ 24 |  |  |  |  | $ 150,548 |  |  |  |  | $ (152,175) |  |  |  |  | $ (1,603)

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