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Property, Plant, and Equipment
3 Months Ended
Mar. 31, 2023
Property, Plant and Equipment [Abstract]  
Property, Plant, and Equipment
(5)
Property, Plant, and Equipment
Property, plant, and equipment consist of the following:
 
    
March 31, 2023
    
December 31, 2022
    
Estimated Useful Life
 
Buildings and land
   $ 1,301      $ 1,301        30 years - Buildings  
Enterprise hardware and software
     1,856        1,855        3 years  
Leaseholds
     1,781        1,774        Lesser of lease term or estimated useful life  
Equipment
     1,223        1,222        7 years  
Furniture
     201        201        5 years  
    
 
 
    
 
 
          
Property, plant and equipment, gross
     6,362        6,353           
Accumulated depreciation
     (4,970      (4,931         
    
 
 
    
 
 
          
Property, plant and equipment, net
   $ 1,392      $ 1,422           
    
 
 
    
 
 
          
Depreciation expenses for the three months ended March 31, 2023 and 2022 was $30 and $31 respectively.