Inventory

9 Months Ended

Sep. 30, 2022

Inventory consisted of the following (in thousands):


	September 30, 2022		December 31, 2021
Raw materials	$	17,557	$	8,872
Semi-finished goods	33,030		—
Finished goods	31,845		—
Total inventory	$	82,432	$	8,872

Inventory write-downs as a result of excess, obsolescence, expiry, or other reasons, and losses on firm purchase commitments are recorded as a component of cost of sales in our consolidated statements of operations. For the three and nine months ended September 30, 2022, inventory write-downs were $202.4 million and $358.1 million, respectively. For the three and nine months ended September 30, 2022, losses on firm purchase commitments were $46.6 million and $146.2 million, respectively. There were no inventory write-downs or losses on firm purchase commitments during 2021.