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Description of Business and Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2021
Accounting Policies [Abstract] |
Schedule of cash and cash equivalent and restricted cash |
(in thousands) |  | December 31, 2021 |  |  | December 31, 2020 |
Cash and cash equivalents |  | $ | 77,829 |  |  | $ | 63,560 |
Restricted cash – current |  |  | 392 |  |  |  | 48 |
Restricted cash – long-term |  |  | - |  |  |  | 391 |
Cash, cash equivalents and restricted cash |  | $ | 78,221 |  |  | $ | 63,999 |
Schedule of antidilutive securities excluded from computation of diluted net loss per share |
(in thousands) |  | December 31, 2021 |  |  | December 31, 2020 |
Options |  |  | 1,362 |  |  |  | 815 |
Warrants |  |  | 2,112 |  |  |  | 2,113 |
Total |  |  | 3,474 |  |  |  | 2,928 |

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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 http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257 + Details
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- Definition Tabular disclosure of the components of cash, cash equivalents, and investments. + References No definition available. + Details
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