Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Prepaid expenses	$ 75	$ 131
Employee Retention Credit receivable	0	316
Other current assets	98	90
Prepaid software licenses	70	112
Prepaid expenses and other current assets	$ 243	$ 649