XML 31 R21.htm IDEA: XBRL DOCUMENT
v3.23.2

Prepaid expenses and other assets (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2023
Prepaid expenses and other assets |
Schedule of prepaid expenses and other current assets | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) |  | June 30, 2023 |  | December 31, 2022
Prepaid subscriptions and service contracts | ​ | $ | 497 | ​ | $ | 876
Prepaid insurance | ​ | ​ | 271 | ​ | ​ | 158
CARES Act employee retention credit receivable | ​ | ​ | 208 | ​ | ​ | 847
Research and development advance payments | ​ | ​ | 134 | ​ | ​ | 445
​ | ​ | $ | 1,110 | ​ | $ | 2,326

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

X
- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References No definition available. + Details
Name: | us-gaap_DeferredCostsCapitalizedPrepaidAndOtherAssetsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration