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Leases (Details Narrative) - USD ($) $ in Thousands |  | 12 Months Ended
--- | --- | ---
Aug. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022
Leases |  |  |
Payments to termination of lease | $ 260 |  |
Gain (loss) on termination of lease | $ 730 |  | $ 730
Rent expense |  | $ 266 | 398
Variable lease payments |  |  | 143
Short-term rent payments |  |  | 11
Sublease income |  |  | $ 80
Remaining lease term |  | 2 months 12 days | 2 months 12 days
Discount rate |  | 8.50% | 8.50%

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- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 53 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479589/842-20-55-53 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (g)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-4 + Details
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