Inventory - Balance Sheet Classification (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Inventory
Inventory	$ 16,570	$ 8,581
Other assets	9,070	1,821
Total	$ 25,640	$ 10,402

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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