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Accrued Expenses and Other Current Liabilities
6 Months Ended
Jun. 30, 2021
Other Liabilities Disclosure [Abstract]  
Accrued Expenses and Other Current Liabilities Accrued Expenses and Other Current Liabilities
Accrued expenses and other liabilities consisted of the following (in thousands):
June 30,December 31,
20212020
Accrued compensation costs$592 $411 
Accrued professional fees359 236 
Accrued taxes and regulatory fees172 137 
Customer deposits136 127 
Other accrued expenses and liabilities161 286 
Accrued dividends on Series A-2 Preferred Stock— 
Accrued expenses and other current liabilities$1,420 $1,201