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Significant Accounting Policies - Property, Plant and Equipment (Details)
12 Months Ended
Dec. 31, 2022
Operating equipment | Minimum  
Property, Plant and Equipment  
Useful lives (in years) 3 years
Operating equipment | Maximum  
Property, Plant and Equipment  
Useful lives (in years) 20 years
Buildings and leasehold improvements | Minimum  
Property, Plant and Equipment  
Useful lives (in years) 15 years
Buildings and leasehold improvements | Maximum  
Property, Plant and Equipment  
Useful lives (in years) 39 years
Furniture and fixtures | Minimum  
Property, Plant and Equipment  
Useful lives (in years) 5 years
Furniture and fixtures | Maximum  
Property, Plant and Equipment  
Useful lives (in years) 7 years
Computer software  
Property, Plant and Equipment  
Useful lives (in years) 5 years
Vehicles | Minimum  
Property, Plant and Equipment  
Useful lives (in years) 3 years
Vehicles | Maximum  
Property, Plant and Equipment  
Useful lives (in years) 5 years