Quarterly report pursuant to Section 13 or 15(d)

Risks and Uncertainties (Details)

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Risks and Uncertainties (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
May 03, 2024
Dec. 31, 2023
Apr. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Jun. 30, 2024
Jun. 30, 2023
Concentration Risk [Line Items]              
Net loss       $ 1,294 $ 4,345 $ 7,221 $ 10,046
Net proceeds from issuance of convertible notes     $ 3,300        
Proceeds from issuance of equity offering   $ 3,500          
Cash and cash equivalents   7,399   10,439 $ 9,099 10,439 9,099
Proceeds from sale of business           7,435 $ 0
Other receivable - current   0   4,000   4,000  
Other receivable - long-term   $ 0   $ 3,000   $ 3,000  
Disposal Group, Disposed of by Sale, Not Discontinued Operations              
Concentration Risk [Line Items]              
Proceeds from sale of business $ 7,800