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Accrued Expenses and Other Current Liabilities - Schedule of Accrued Expenses and Other Current Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Payables and Accruals [Abstract]    
Income and sales taxes payable $ 136 $ 168
Payroll related accruals 416 271
Customer deposits 68 31
Professional fees and other expenses 288 129
Accrued expenses and other current liabilities $ 908 $ 599