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Investments Available for Sale - Summary of Fair Value of Investments Available for Sale by Contractual Maturity (Details) - USD ($) $ in Thousands	Sep. 26, 2025	Dec. 27, 2024
Schedule Of Available For Sale Securities [Line Items]
Within one year	$ 16,505
Total	16,505	$ 86,335
Commercial Paper
Schedule Of Available For Sale Securities [Line Items]
Within one year	14,373
Total	14,373	21,468
Certificates of Deposit
Schedule Of Available For Sale Securities [Line Items]
Within one year	1,525
Total	1,525	1,997
Corporate Debt Securities
Schedule Of Available For Sale Securities [Line Items]
Within one year	607
Total	$ 607	$ 51,515

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Fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), with single maturity date and allocated without single maturity date, maturing in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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