Common Stock - reserved shares of common stock for issuance (Details) - shares |
Sep. 30, 2022 |
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
---|---|---|---|---|
Convertible preferred stock outstanding | 2,227,116 | |||
Warrants to purchase common stock | 272,680 | 272,680 | ||
Options issued and outstanding | 1,248,850 | 607,220 | 799,469 | 583,750 |
Shares available for future stock option grants | 476,381 | 707,250 | 157,321 | 397,519 |
Total | 1,997,911 | 1,587,150 | 3,183,906 | |
Previously Reported [Member] | ||||
Options issued and outstanding | 607,219 | |||
Total | 1,587,149 |