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Inventories
12 Months Ended
Dec. 31, 2019
Inventory Disclosure [Abstract]  
Inventories
8.
INVENTORIES
Inventories consist of:
 
   
2019
   2018 
Raw materials and supplies
  
$
1,201
 
  $1,282 
Work-in-process
  
 
339
 
   331 
Finished goods
  
 
425
 
   408 
Tooling and engineering
  
 
1,339
 
   1,382 
   
 
 
   
 
 
 
   
$
3,304
 
  $3,403 
   
 
 
   
 
 
 
Tooling and engineering inventory represents costs incurred on tooling and engineering services contracts in excess of billed and unbilled amounts included in accounts receivable.