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Investment in Unconsolidated Subsidiary (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jun. 30, 2025 | Jun. 28, 2025 | Jun. 29, 2024 | Jun. 28, 2025 | Jun. 29, 2024 | Dec. 28, 2024 | Jan. 21, 2011
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Investment in the joint venture |  | $ 2,162,232 |  | $ 2,162,232 |  | $ 2,263,709 |
Income (loss) from equity method investments |  | 2,526 | $ 3,017 | 5,154 | $ 5,327 |  |
Capital contribution |  |  |  | 40,150 | 90,000 |  |
Distributions of earnings from Diamond Green Diesel and other unconsolidated subsidiaries |  |  |  | 131,131 | 0 |  |
Diamond Green Diesel Holdings LLC Joint Venture |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Ownership percentage |  |  |  |  |  |  | 50.00%
Investment in the joint venture |  | 2,082,900 |  | 2,082,900 |  |  |
Income (loss) from equity method investments |  | 6,000 | 44,200 | (24,500) | 122,600 |  |
Income tax credits and adjustments |  | $ 140,200 | $ 308,200 | 191,100 | 639,200 |  |
Capital contribution |  |  |  | 40,200 | 90,000 |  |
Distributions of earnings from Diamond Green Diesel and other unconsolidated subsidiaries |  |  |  | $ 129,500 | $ 0 |  |
Diamond Green Diesel Holdings LLC Joint Venture | Subsequent Event |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Capital contribution | $ 57,000 |  |  |  |  |  |
Diamond Green Diesel Holdings LLC Joint Venture | Valero Energy Corporation |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Ownership percentage |  |  |  |  |  |  | 50.00%

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