Description of Business and Summary of Significant Accounting Policies (Details) - Schedule of antidilutive securities excluded from computation of diluted net loss per share - shares shares in Thousands |
9 Months Ended | |
|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
|
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
| Total | 3,540 | 2,863 |
| Options [Member] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
| Total | 1,426 | 750 |
| Warrants [Member] | ||
| Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] | ||
| Total | 2,114 | 2,113 |