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Note 3 - Property, Plant and Equipment - Schedule of Property, Plant, and Equipment (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Land $ 7,352 $ 4,082
Plant and buildings 99,220 97,110
Furniture and fixtures 1,697 1,334
Machinery and equipment 15,613 5,294
Tenant improvements 56 0
Construction in progress 76,225 55,859
Property held for development 15,437 15,437
Finance lease right of use assets 3,045 2,317
Total gross property, plant & equipment 218,645 181,433
Less accumulated depreciation (49,160) (46,332)
Total net property, plant & equipment $ 169,485 $ 135,101