Defined Benefit Pension Plans - Amounts Recognized in the Consolidated Balance Sheets (Details) - USD ($) $ in Thousands	Sep. 24, 2023	Sep. 25, 2022
Defined Benefit Plan Disclosure [Line Items]
Accumulated other comprehensive income (before income taxes)	$ 16,653	$ 5,005
Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Net pension assets	$ 10,844	$ 252

Amount of liability, recognized in statement of financial position, for defined benefit pension and other postretirement plans, classified as noncurrent.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Reference 2: http://www.xbrl.org/2003/role/exampleRef
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