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PREPAID EXPENSE AND OTHER CURRENT ASSETS (Tables)
 6 Months Ended
Jun. 30, 2020
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
Prepaid expense and other current assets
The following table presents the components of prepaid expense and other current assets (in thousands):
June 30, 2020December 31, 2019
Other receivables
$3,608  $3,712  
Prepaid expense
448  633  
Deposits
10  7  
Inventory, net
1,355  —  
Other current assets
382  271  
Total
$5,803  $4,623