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Property, Plant and Equipment (Details) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Property, Plant and Equipment [Line Items]    
Less: Accumulated depreciation $ (20,276) $ (19,431)
Net property, plant and equipment 5,237 4,770
Depreciable Property, Plant And Equipment    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross 25,416 24,089
Furniture and fixtures    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross 145 173
Office and computer equipment    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross 7,926 7,393
Software    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross 13,899 13,864
Operations equipment    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross 1,165 347
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross 2,281 2,312
Add: Assets under development    
Property, Plant and Equipment [Line Items]    
Total property, plant and equipment gross $ 97 $ 112