Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets [Line Items]
Total prepaid expenses and other current asstes	$ 1,024	$ 1,402
Other	28
Consultants [Member]
Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets [Line Items]
Total prepaid expenses and other current asstes	146	565
Rent [Member]
Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets [Line Items]
Total prepaid expenses and other current asstes		17
Vendor Payments [Member]
Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets [Line Items]
Total prepaid expenses and other current asstes	135
Insurance [Member]
Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets [Line Items]
Total prepaid expenses and other current asstes	102	162
Warranty and Maintenance Contracts [Member]
Prepaid Expenses and Other Current Assets (Details) - Schedule of Prepaid expenses and other current assets [Line Items]
Total prepaid expenses and other current asstes	$ 613	$ 658