Schedule of Prepaid Expenses and Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Prepaid Expenses And Other Current Assets
Prepayment of fixed assets		$ 346
Prepayment of inventory	52
Future proceeds related to installment sales of equipment	89
Other	222	273
Total prepaid expenses and other current assets	$ 363	$ 619