Accrued Expenses and Other Current Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Payables and Accruals [Abstract]
Compensation costs	$ 448	$ 707
Customer deposits	118	128
Professional fees	104	57
Taxes and regulatory fees	22	59
Accrued rent	202	0
Accrued dividends on Series F Preferred Stock	136	0
Other accrued expenses and liabilities	8	123
Total	$ 1,038	$ 1,074