| Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] |
| |
|
Three Months Ended September 30, |
|
|
Nine Months Ended September 30, |
|
| |
|
2024 |
|
|
2023 |
|
|
2024 |
|
|
2023 |
|
| Net loss per share of common stock |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Numerator: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Net loss |
|
$ |
(6,775 |
) |
|
$ |
(2,832 |
) |
|
$ |
(13,483 |
) |
|
$ |
(1,848 |
) |
| Less cumulative preferred Series D dividends |
|
|
(194 |
) |
|
|
(194 |
) |
|
|
(582 |
) |
|
|
(582 |
) |
| Net loss available to common shareholders – basic and diluted |
|
$ |
(6,969 |
) |
|
$ |
(3,026 |
) |
|
$ |
(14,065 |
) |
|
$ |
(2,430 |
) |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Denominator: |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Weighted-average number of shares outstanding used in computing net loss per share, basic and diluted |
|
|
5,720,009 |
|
|
|
5,720,009 |
|
|
|
5,720,009 |
|
|
|
5,720,009 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Net loss per share, basic and diluted |
|
$ |
(1.22 |
) |
|
$ |
(0.53 |
) |
|
$ |
(2.46 |
) |
|
$ |
(0.42 |
) |
|
| |
|
Year Ended December 31, |
|
| |
|
2023 |
|
|
2022 |
|
| Net income (loss) per share of common stock |
|
|
|
|
|
|
|
|
| Numerator: |
|
|
|
|
|
|
|
|
| Net income (loss) attributable to common stockholders |
|
$ |
17,915 |
|
|
$ |
(27,552 |
) |
| Less: non-cumulative preferred Series C dividends |
|
|
(3,600 |
) |
|
|
— |
|
| Less: allocation of undistributed earnings to participating securities - preferred stock |
|
|
(10,431 |
) |
|
|
— |
|
| Net income (loss) attributable to common stockholders – basic and diluted |
|
$ |
3,884 |
|
|
$ |
(27,552 |
) |
| |
|
|
|
|
|
|
|
|
| Denominator: |
|
|
|
|
|
|
|
|
| Weighted-average number of shares outstanding used in computing net income (loss) per share - basic |
|
|
5,720,009 |
|
|
|
5,718,926 |
|
| Effect of dilutive securities: |
|
|
|
|
|
|
|
|
| Stock options |
|
|
76,947 |
|
|
|
— |
|
| Denominator for diluted net income (loss) per share – adjusted weighted average shares |
|
|
5,796,956 |
|
|
|
5,718,926 |
|
| |
|
|
|
|
|
|
|
|
| Net income (loss) per share, basic |
|
$ |
0.68 |
|
|
$ |
(4.82 |
) |
| Net income (loss) per share, diluted |
|
$ |
0.67 |
|
|
$ |
(4.82 |
) |
|
| Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] |
| |
|
Three Months Ended September 30, |
|
|
Nine Months Ended September 30, |
|
| |
|
2024 |
|
|
2023 |
|
|
2024 |
|
|
2023 |
|
| Convertible preferred stock |
|
|
15,360,787 |
|
|
|
15,360,787 |
|
|
|
15,360,787 |
|
|
|
15,360,787 |
|
| Stock options to purchase common stock |
|
|
2,149,138 |
|
|
|
1,611,041 |
|
|
|
2,149,138 |
|
|
|
1,611,041 |
|
|
| |
|
December 31, |
|
| |
|
2023 |
|
|
2022 |
|
| Convertible preferred stock |
|
|
15,360,787 |
|
|
|
15,360,787 |
|
| Stock options to purchase common stock |
|
|
1,119,732 |
|
|
|
1,024,628 |
|
|