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Prepaid expenses and other assets (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Prepaid expenses and other assets |  |
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
Prepaid expenses and other assets | $ 1,110 | $ 2,326

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- Definition Carrying amount of employee retention credit receivable as on the balance sheet date. + References No definition available. + Details
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- Definition Amount of prepaid subscriptions, prepaid service contracts and short-term deposits classified as other. + References No definition available. + Details
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- Definition The advance payments for research and development expenses. + References No definition available. + Details
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(9)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of asset related to consideration paid in advance for insurance that provides economic benefits within a future period of one year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 45 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6387103&loc=d3e6435-108320 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 1 -Subparagraph (g)(1) -URI https://asc.fasb.org/extlink&oid=124098289&loc=d3e6676-107765 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 10 -Section 05 -Paragraph 5 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126905020&loc=d3e5879-108316 + Details
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