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		6 Months Ended
		Jun. 28, 2024	Jun. 30, 2023	Jun. 28, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Total revenue		$ 90,605	$ 155,189	$ 210,648	$ 319,297
Shimmick Projects [Member]
Disaggregation of Revenue [Line Items]
Total revenue		83,689	103,493	173,981	191,592
Foundations Projects [Member]
Disaggregation of Revenue [Line Items]
Total revenue		8,454	8,988	15,094	29,092
Legacy Projects [Member]
Disaggregation of Revenue [Line Items]
Total revenue	[1]	$ (1,538)	$ 42,708	$ 21,573	$ 98,613

[1] Legacy Projects revenue for the three and six months ended June 28, 2024 reflect a non-cash adjustment to revenue of $23 million to write off previously recorded contract assets as a result of a settlement of a claim on a large Legacy Project in which the Company will receive $33 million in cash. See Note 12 - Subsequent Events for additional details.