Quarterly report pursuant to Section 13 or 15(d)

Property, Plant & Equipment - Summary of Property and Equipment (Details)

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Property, Plant & Equipment - Summary of Property and Equipment (Details) - USD ($)
$ in Thousands
Mar. 31, 2022
Sep. 30, 2021
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 63,695 $ 56,199
Less: Accumulated depreciation (23,110) (20,567)
Total property and equipment, net 40,585 35,632
Land    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 2,029 2,029
Building and Improvements    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 11,900 11,737
Transportation Equipment    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 450 450
Machinery and Equipment    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 42,235 35,284
Furnishings and Fixtures    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross 4,074 3,907
Office, Computer Equipment and Other    
Property, Plant and Equipment [Line Items]    
Property and equipment, gross $ 3,007 $ 2,792