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Condensed Consolidated Financial Statement Detail (Tables) | 6 Months Ended
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Jun. 30, 2022
Consolidated Financial Statements |
Accrued and Other Liabilities | Accrued and other liabilities consisted of the following (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, | ​ | December 31,
​ |  | 2022 |  | 2021
Accrued incentive compensation | ​ | ​ | 461 | ​ | ​ | 55
Accrued legal and accounting fees | ​ | ​ | 424 | ​ | ​ | 295
Accrued payroll and benefits | ​ |  | 121 | ​ |  | 135
Other accrued liabilities | ​ | ​ | 20 | ​ | ​ | 40
Total | ​ | $ | 1,026 | ​ | $ | 525
​
Reconciliation of Numerator and Denominator Used in Calculation of Basic and Diluted Net (Loss) per Share Available to Common Stockholders | The following is a reconciliation of the numerator (net loss) and the denominator (number of shares) used in the calculation of basic and diluted net loss per share attributable to common stockholders (in thousands, except per share amounts): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30, | ​ | Six Months Ended June 30,
​ |  | 2022 |  | 2021 |  | 2022 |  | 2021
Numerator |  | ​ |  |  | ​ |  |  | ​ |  |  | ​ |
Net loss | ​ | $ | (4,670) | ​ | $ | (2,237) | ​ | $ | (6,950) | ​ | $ | (9,610)
Less: Series A accumulated dividends | ​ |  | (530) | ​ |  | (530) | ​ |  | (1,061) | ​ |  | (1,061)
Less: Series B accumulated dividends | ​ | ​ | (838) | ​ | ​ | (763) | ​ | ​ | (1,675) | ​ | ​ | (763)
Net loss attributable to common stockholders, basic and diluted | ​ | $ | (6,038) | ​ | $ | (3,530) | ​ | $ | (9,686) | ​ | $ | (11,434)
​ | ​ |  | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ |  | ​
Denominator | ​ |  | ​ | ​ |  | ​ | ​ |  | ​ | ​ |  | ​
Weighted average shares used in computing basic and diluted net loss per share attributable to common stockholders | ​ |  | 11,421 | ​ | ​ | 11,285 | ​ |  | 11,376 | ​ |  | 11,263
Basic and diluted net loss per share attributable to common stockholders | ​ | $ | (0.53) | ​ | ​ | (0.31) | ​ | $ | (0.85) | ​ | $ | (1.02)
​
Outstanding Securities Considered Anti-Dilutive | The following table shows the weighted-average shares from outstanding securities considered anti-dilutive and therefore excluded from the computation of diluted net loss per share attributable to common stockholders (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Three Months Ended June 30, | ​ | Six Months Ended June 30,
​ |  | 2022 |  | 2021 |  | 2022 |  | 2021
Convertible preferred stock | ​ | 5,003 | ​ | 5,003 | ​ | 5,003 | ​ | 5,003
Common stock options |  | 889 |  | 377 |  | 813 | ​ | 318
Warrants for common stock |  | 6 |  | 5 |  | 6 | ​ | 5
Total |  | 5,898 |  | 5,385 |  | 5,822 |  | 5,326

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- Definition Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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