Revenue, Receivables and Contract Assets and Liabilities - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2025	Jun. 28, 2024	Jul. 04, 2025	Jun. 28, 2024
Disaggregation of Revenue [Line Items]
Performance obligations yet to be satisfied	$ 607,000		$ 607,000
Revenue performance obligation weighted average life			2 years 2 months 12 days
Revenue recognized			$ 30,000
Net loss	(8,366)	$ (51,389)	(18,136)	$ (84,723)
Revisions in Estimates Decrease [Member] \| Federal lock and dam Non-Core Project [Member]
Disaggregation of Revenue [Line Items]
Net loss	$ 5,000	$ 33,000	$ 9,000	$ 51,000

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

- Definition

The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest.

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+ Details

Shimmick Corp 10-Q