XML 41 R29.htm IDEA: XBRL DOCUMENT
v3.22.1

Accrued and Other Liabilities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2021
Accrued and Other Current Liabilities [Abstract] |
Schedule of Accrued and Other Current Liabilities | Accrued and other current liabilities consisted of the following at December 31, 2020 and 2021 (in thousands): ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | December 31, | ​ | December 31,
​ |  | 2020 |  | 2021
Accrued research and development | ​ | $ | 781 | ​ | $ | 2,310
Accrued legal and professional fees | ​ |  | 325 | ​ |  | 233
Other current liabilities | ​ |  | 866 | ​ |  | 634
​ | ​ | $ | 1,972 | ​ | $ | 3,177

X
- References No definition available. + Details
Name: | us-gaap_PayablesAndAccrualsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
Name: | us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration