Inventory Financing Agreements - Schedule of Inventory Intermediation Fees (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Supply Commitment [Line Items]
Interest expense	$ 70,222	$ 74,839	$ 39,768
Supply and Offtake Agreements
Supply Commitment [Line Items]
Cost of goods and services sold	12,034	35,459	21,470
Interest expense	3,044	5,863	4,493
Washington Refinery Intermediation Agreement
Supply Commitment [Line Items]
Cost of goods and services sold	4,112	3,734	0
Interest expense	$ 2,791	$ 6,359	$ 0