CONDENSED CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Series D and E Preferred Stock | Preferred Stock Series A-2 Preferred Stock | Preferred Stock Series D Preferred Stock | Preferred Stock Series E Preferred Stock | Common Stock | Common Stock Series D and E Preferred Stock | Treasury Stock | Additional Paid-In Capital | Additional Paid-In Capital Series D and E Preferred Stock | Accumulated Deficit |
Preferred stock, beginning balance (in shares) at Dec. 31, 2020 | | | 45 | 1,697,958 | 131,579 | | | | | | |
Common stock, beginning balance (in shares) at Dec. 31, 2020 | | | | | | 7,861,912 | | | | | |
Treasury stock, beginning balance (in shares) at Dec. 31, 2020 | | | | | | | | 113,283 | | | |
Beginning balance at Dec. 31, 2020 | $ 22,057 | | $ 0 | $ 0 | $ 0 | $ 1 | | $ (181) | $ 215,092 | | $ (192,855) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (3,433) | | | | | | | | | | (3,433) |
Stock-based compensation | 33 | | | | | | | | 33 | | |
Preferred stock conversion (in shares) | | | (45) | (1,697,022) | (131,579) | 84,292 | 18,762,119 | | | | |
Conversion of Series D and E Preferred Stock | | $ 0 | | | | | $ 2 | | | $ (2) | |
Issuance of stock for services (in shares) | | | | | | 21,008 | | | | | |
Issuance of stock for services | 274 | | | | | | | | 274 | | |
Forfeitures of restricted stock (in shares) | | | | (81) | | | | | | | |
Series D preferred shares to pay withholding taxes (in shares) | | | | (855) | | | | | | | |
Preferred stock, ending balance (in shares) at Mar. 31, 2021 | | | 0 | 0 | 0 | | | | | | |
Common stock, ending balance (in shares) at Mar. 31, 2021 | | | | | | 26,729,331 | | | | | |
Treasury stock, ending balance (in shares) at Mar. 31, 2021 | | | | | | | | 113,283 | | | |
Ending balance at Mar. 31, 2021 | 18,931 | | $ 0 | $ 0 | $ 0 | $ 3 | | $ (181) | 215,397 | | (196,288) |
Preferred stock, beginning balance (in shares) at Dec. 31, 2020 | | | 45 | 1,697,958 | 131,579 | | | | | | |
Common stock, beginning balance (in shares) at Dec. 31, 2020 | | | | | | 7,861,912 | | | | | |
Treasury stock, beginning balance (in shares) at Dec. 31, 2020 | | | | | | | | 113,283 | | | |
Beginning balance at Dec. 31, 2020 | 22,057 | | $ 0 | $ 0 | $ 0 | $ 1 | | $ (181) | 215,092 | | (192,855) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (6,341) | | | | | | | | | | |
Preferred stock, ending balance (in shares) at Sep. 30, 2021 | | | 0 | 0 | 0 | | | | | | |
Common stock, ending balance (in shares) at Sep. 30, 2021 | | | | | | 30,929,331 | | | | | |
Treasury stock, ending balance (in shares) at Sep. 30, 2021 | | | | | | | | 113,283 | | | |
Ending balance at Sep. 30, 2021 | 28,145 | | $ 0 | $ 0 | $ 0 | $ 3 | | $ (181) | 227,519 | | (199,196) |
Preferred stock, beginning balance (in shares) at Mar. 31, 2021 | | | 0 | 0 | 0 | | | | | | |
Common stock, beginning balance (in shares) at Mar. 31, 2021 | | | | | | 26,729,331 | | | | | |
Treasury stock, beginning balance (in shares) at Mar. 31, 2021 | | | | | | | | 113,283 | | | |
Beginning balance at Mar. 31, 2021 | 18,931 | | $ 0 | $ 0 | $ 0 | $ 3 | | $ (181) | 215,397 | | (196,288) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (2,246) | | | | | | | | | | (2,246) |
Issuance of stock for services | 116 | | | | | | | | 116 | | |
Issuance of stock from financing, net of issuance costs (in shares) | | | | | | 4,000,000 | | | | | |
Issuance of stock from financing, net of issuance costs | 11,504 | | | | | | | | 11,504 | | |
Preferred stock, ending balance (in shares) at Jun. 30, 2021 | | | 0 | 0 | 0 | | | | | | |
Common stock, ending balance (in shares) at Jun. 30, 2021 | | | | | | 30,729,331 | | | | | |
Treasury stock, ending balance (in shares) at Jun. 30, 2021 | | | | | | | | 113,283 | | | |
Ending balance at Jun. 30, 2021 | 28,305 | | $ 0 | $ 0 | $ 0 | $ 3 | | $ (181) | 227,017 | | (198,534) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (662) | | | | | | | | | | (662) |
Stock-based compensation | 502 | | | | | | | | 502 | | |
Issuance of stock on vested restricted stock units (in shares) | | | | | | 200,000 | | | | | |
Preferred stock, ending balance (in shares) at Sep. 30, 2021 | | | 0 | 0 | 0 | | | | | | |
Common stock, ending balance (in shares) at Sep. 30, 2021 | | | | | | 30,929,331 | | | | | |
Treasury stock, ending balance (in shares) at Sep. 30, 2021 | | | | | | | | 113,283 | | | |
Ending balance at Sep. 30, 2021 | $ 28,145 | | $ 0 | $ 0 | $ 0 | $ 3 | | $ (181) | 227,519 | | (199,196) |
Common stock, beginning balance (in shares) at Dec. 31, 2021 | 30,816,048 | | | | | 30,929,331 | | | | | |
Treasury stock, beginning balance (in shares) at Dec. 31, 2021 | 113,283 | | | | | | | 113,283 | | | |
Beginning balance at Dec. 31, 2021 | $ 25,497 | | | | | $ 3 | | $ (181) | 227,581 | | (201,906) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (4,539) | | | | | | | | | | (4,539) |
Stock-based compensation | 52 | | | | | | | | 52 | | |
Forfeiture of unvested stock options | (84) | | | | | | | | (84) | | |
Common stock, ending balance (in shares) at Mar. 31, 2022 | | | | | | 30,929,331 | | | | | |
Treasury stock, ending balance (in shares) at Mar. 31, 2022 | | | | | | | | 113,283 | | | |
Ending balance at Mar. 31, 2022 | $ 20,926 | | | | | $ 3 | | $ (181) | 227,549 | | (206,445) |
Common stock, beginning balance (in shares) at Dec. 31, 2021 | 30,816,048 | | | | | 30,929,331 | | | | | |
Treasury stock, beginning balance (in shares) at Dec. 31, 2021 | 113,283 | | | | | | | 113,283 | | | |
Beginning balance at Dec. 31, 2021 | $ 25,497 | | | | | $ 3 | | $ (181) | 227,581 | | (201,906) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | $ (20,724) | | | | | | | | | | |
Forfeitures of restricted stock (in shares) | (150,000) | | | | | | | | | | |
Common stock, ending balance (in shares) at Sep. 30, 2022 | 30,816,048 | | | | | 30,929,331 | | | | | |
Treasury stock, ending balance (in shares) at Sep. 30, 2022 | 113,283 | | | | | | | 113,283 | | | |
Ending balance at Sep. 30, 2022 | $ 4,803 | | | | | $ 3 | | $ (181) | 227,611 | | (222,630) |
Common stock, beginning balance (in shares) at Mar. 31, 2022 | | | | | | 30,929,331 | | | | | |
Treasury stock, beginning balance (in shares) at Mar. 31, 2022 | | | | | | | | 113,283 | | | |
Beginning balance at Mar. 31, 2022 | 20,926 | | | | | $ 3 | | $ (181) | 227,549 | | (206,445) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (9,033) | | | | | | | | | | (9,033) |
Stock-based compensation | 31 | | | | | | | | 31 | | |
Common stock, ending balance (in shares) at Jun. 30, 2022 | | | | | | 30,929,331 | | | | | |
Treasury stock, ending balance (in shares) at Jun. 30, 2022 | | | | | | | | 113,283 | | | |
Ending balance at Jun. 30, 2022 | 11,924 | | | | | $ 3 | | $ (181) | 227,580 | | (215,478) |
Increase (Decrease) in Stockholders' Equity [Roll Forward] | | | | | | | | | | | |
Net loss | (7,152) | | | | | | | | | | (7,152) |
Stock-based compensation | $ 31 | | | | | | | | 31 | | |
Common stock, ending balance (in shares) at Sep. 30, 2022 | 30,816,048 | | | | | 30,929,331 | | | | | |
Treasury stock, ending balance (in shares) at Sep. 30, 2022 | 113,283 | | | | | | | 113,283 | | | |
Ending balance at Sep. 30, 2022 | $ 4,803 | | | | | $ 3 | | $ (181) | $ 227,611 | | $ (222,630) |