Property plant and equipment net excluding construction in progress.

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- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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- Definition

Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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Property, Plant and Equipment - (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2021	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Property, plant and equipment
Property, plant and equipment, gross	$ 830,876				$ 816,033				$ 830,876	$ 816,033
Accumulated depreciation	(292,759)				(273,003)				(292,759)	(273,003)
Property plant and equipment, net excluding construction in progress	538,117				543,030				538,117	543,030
Construction in process	139,327				51,766				139,327	51,766
Total	677,444				594,796				677,444	594,796
Impairment of property, plant and equipment	2,123	$ 3,498	$ 916	$ 822	3,148	$ 19,256	$ 0	$ 0	7,359	22,404	$ 12,208
Renewable Diesel
Property, plant and equipment
Impairment of property, plant and equipment										18,984
Biodiesel
Property, plant and equipment
Impairment of property, plant and equipment									7,359	3,420
Land
Property, plant and equipment
Property, plant and equipment, gross	9,756				10,094				9,756	10,094
Buildings and improvements
Property, plant and equipment
Property, plant and equipment, gross	175,252				157,488				175,252	157,488
Leasehold improvements
Property, plant and equipment
Property, plant and equipment, gross	3,949				12,182				3,949	12,182
Machinery and equipment
Property, plant and equipment
Property, plant and equipment, gross	$ 641,919				$ 636,269				$ 641,919	$ 636,269