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PREPAID EXPENSES AND OTHER CURRENT ASSETS
12 Months Ended
Dec. 31, 2023
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]  
PREPAID EXPENSES AND OTHER CURRENT ASSETS PREPAID EXPENSES AND OTHER CURRENT ASSETS 
The following table describes the Company's prepaid expenses and other current assets balances (in thousands):
As of December 31, 2023As of December 31, 2022
Prepaid insurance$8,076 $8,356 
Commodity derivative advance1,502 5,472 
Sulfur credits3,462 1,648 
Benzene credits— 353 
Prepaid feedstock9,845 — 
Prepaid freight3,260 — 
Prepaid operating expenses4,756 5,160 
Inventory financing deposit15,259 10,329 
Derivative commodity assets11 — 
Other current assets7,003 5,342 
Total prepaid expenses & other current assets$53,174 $36,660