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Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Payables and Accruals [Abstract]    
Income and sales taxes payable $ 168 $ 171
Payroll related accruals 271 201
Customer deposits 31 62
Professional fees and other expenses 129 240
Accrued expenses and other current liabilities $ 599 $ 674