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Property and Equipment (Details) - USD ($)
$ in Thousands
Jun. 30, 2022
Dec. 31, 2021
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 129,944 $ 124,374
Less accumulated depreciation (69,230) (64,260)
Property and equipment, less accumulated depreciation 60,714 60,114
Land    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 3,828 3,828
Building and improvements    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 24,288 24,271
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 463 472
Machinery and equipment    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 17,256 16,790
Revenue-generating assets    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 68,867 63,587
Office and computer equipment    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 15,211 15,395
Motor vehicles    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 31 $ 31