Processing Capability, Barrels of Fuel Per Day

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Investment in Unconsolidated Subsidiary (Details) barrel in Thousands, $ in Thousands	1 Months Ended	3 Months Ended
	Apr. 30, 2019 USD ($)	Mar. 30, 2019 USD ($) barrel	Mar. 31, 2018 USD ($)	Dec. 29, 2018 USD ($)	Jan. 21, 2011
Schedule of Equity Method Investments [Line Items]
Investment in the joint venture		$ 433,381		$ 410,177
Income (loss) from equity method investments		$ 23,773	$ 97,154
Diamond Green Diesel Holdings LLC Joint Venture [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage					50.00%
Processing cabaility \| barrel		20
Investment in the joint venture		$ 393,000
Income (loss) from equity method investments		$ 24,300	97,200
Income Tax Credits and Adjustments			$ 160,400
Diamond Green Diesel Holdings LLC Joint Venture [Member] \| Valero Energy Corporation [Member]
Schedule of Equity Method Investments [Line Items]
Ownership percentage					50.00%
Subsequent Event
Schedule of Equity Method Investments [Line Items]
Distributions of earnings from unconsolidated subsidiaries	$ 17,700