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Prepaid and Other Current Assets
 12 Months Ended
Dec. 31, 2020
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]  
Prepaid and Other Current Assets

5. PREPAID AND OTHER CURRENT ASSETS

Prepaid and other current assets as of December 31, consisted of the following:

 

 

 

2020

 

 

2019

 

Deposits

 

$

708

 

 

$

605

 

Prepaid expenses

 

 

3,510

 

 

 

1,405

 

Supplies

 

 

2,491

 

 

 

2,368

 

Offering costs

 

 

—

 

 

 

1,240

 

Prepaid and other current assets

 

$

6,709

 

 

$

5,618