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PROPERTY AND EQUIPMENT
 6 Months Ended
Jun. 30, 2022
Property, Plant and Equipment [Abstract]  
PROPERTY AND EQUIPMENT

6. PROPERTY AND EQUIPMENT

 

Property and equipment are summarized below:

 

   June 30,   December 31, 
   2022   2021 
Machinery, vehicles and equipment  $1,404   $1,396 
Furniture and fixtures   208    205 
Computer hardware and software   561    541 
Leasehold improvements   329    322 
Construction in progress   136    — 
Property and equipment   2,638    2,464 
Less: accumulated depreciation   (2,019)   (1,948)
Total property and equipment, net  $619   $516 

 

Depreciation expense was $37 and $37 for the three months ended June 30, 2022 and 2021, respectively.

 

Depreciation expense was $73 and $74 for the six months ended June 30, 2022 and 2021, respectively.