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Revenue Receivables and Contract Assets and Liabilities - Summary of Company's Revenue Disaggregated by Shimmick Projects and Legacy Projects (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 27, 2024 | Sep. 29, 2023 | Sep. 27, 2024 | Sep. 29, 2023
Disaggregation of Revenue [Line Items] |  |  |  |  |
Total revenue |  | $ 166,035 | $ 175,448 | $ 376,684 | $ 494,744
Shimmick Projects [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Total revenue |  | 101,475 | 109,884 | 275,457 | 301,475
Foundations Projects [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Total revenue |  | 10,837 | 11,523 | 25,931 | 40,615
Legacy Projects [Member] |  |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |  |
Total revenue | [1] | $ 53,723 | $ 54,041 | $ 75,296 | $ 152,654
[1] | Legacy Projects revenue for the three and nine months ended September 27, 2024 reflects a $31 million increase to revenue as a result of the GGB Project settlement in which the Company will receive $97 million in cash and a contract change order for reduced scope of work of $6 million. See Note 12 – Subsequent Events for additional details. Legacy Projects revenue for the nine months ended September 27, 2024 also reflects a reduction to revenue of $23 million recorded during the three months ended June 28, 2024 to write off previously recorded contract assets as a result of a settlement of a claim with the United States Army Corps of Engineers.

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