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Other Accrued Liabilities (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Other Accrued Liabilities [Line Items]    
Accrued payroll and other employee benefits $ 16,603 $ 14,916
Gross environmental credit obligations 354,486 150,482
Other 32,678 38,313
Total 403,767 203,711
Warehouse stock and other 105,499 70,461
Renewable Identification Numbers “RINs” and Environmental Credits    
Other Accrued Liabilities [Line Items]    
Warehouse stock and other $ 60,600 $ 26,700