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Revenue and Related Balance Sheet Accounts - Accounts Receivable, Net (Details) - USD ($) $ in Thousands	Dec. 28, 2025	Dec. 29, 2024
Revenue from Contract with Customer [Abstract]
Billed on completed contracts and contracts in progress	$ 312,003	$ 281,416
Other receivables	2,699	2,727
Accounts receivable, gross	314,702	284,143
Allowance for doubtful accounts	(37)	(2,702)
Accounts receivable, net	$ 314,665	$ 281,441

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- Definition

Accounts And Other Receivables, Gross, Current

+ References

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- Definition

Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
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-Topic 210
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Amount of allowance for credit loss on accounts receivable, classified as current.

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Amount, before allowance, of receivables classified as other, due within one year or the operating cycle, if longer.

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The total amount due to the entity within one year of the balance sheet date (or one operating cycle, if longer) from outside sources, including trade accounts receivable, notes and loans receivable, as well as any other types of receivables, net of allowances established for the purpose of reducing such receivables to an amount that approximates their net realizable value.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 852
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