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Marketable Securities - SERP Investments (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 27, 2025 | Dec. 28, 2024 | Dec. 30, 2023
Marketable Securities |  |  |
Investment income (loss) and interest expense | $ 14,697 | $ 21,970 | $ 13,162
Supplemental Employee Retirement Plan |  |  |
Marketable Securities |  |  |
Investment income (loss) and interest expense | $ 4,400 | $ 3,400 | $ (3,700)

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- Definition 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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(2)(a)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1 + Details
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- Definition Amount after accretion (amortization) of discount (premium), and investment expense, of interest income and dividend income on nonoperating securities plus amount of the cost of borrowed funds accounted for as interest expense. + References No definition available. + Details
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- Details
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