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Investment in Unconsolidated Subsidiary (Details) barrel in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jul. 31, 2019 USD ($) | Jun. 29, 2019 USD ($) | Jun. 30, 2018 USD ($) | Jun. 29, 2019 USD ($) barrel | Jun. 30, 2018 USD ($) | Dec. 29, 2018 USD ($) | Jan. 21, 2011
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Investment in the joint venture |  | $ 458,032 |  | $ 458,032 |  | $ 410,177 |
Income (loss) from equity method investments |  | 38,175 | $ 15,236 | 61,948 | $ 112,390 |  |
Distributions of earnings from unconsolidated subsidiaries |  | 17,700 |  | $ 17,755 | 26,567 |  |
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 |  | 416,300 |  | $ 416,300 |  |  |
Income (loss) from equity method investments |  | $ 38,100 | $ 15,100 | $ 62,400 | 112,300 |  |
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 | $ 37,800 |  |  |  |  |  |

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