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Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 27, 2024 | Dec. 29, 2023 | Dec. 30, 2022
Other Details |  |  |
Write-downs of long-lived assets | $ 0 |  |
Amortization of intangible assets | 19,000,000 | $ 18,000,000 | $ 19,000,000
Cash surrender value of life insurance change | 2,000,000 | 3,000,000 | $ (4,000,000)
Self insured reserves | $ 8,000,000 | 9,000,000 |
Sales Returns Percentage Of Sales | 2.00% |  |
Contract with Customer, Liability | $ 53,000,000 | 52,000,000 |
Contract with Customer, Liability, Revenue Recognized | 50,000,000 | 50,000,000 |
Derivative, Notional Amount | $ 51,000,000 |  |
Minimum |  |  |
Other Details |  |  |
Capitalized software estimated useful life | 2 years |  |
Maximum |  |  |
Other Details |  |  |
Capitalized software estimated useful life | 5 years |  |
Trade Accounts Receivable |  |  |
Other Details |  |  |
Accounts receivable | $ 348,000,000 | 343,000,000 |
Other Receivables |  |  |
Other Details |  |  |
Accounts receivable | $ 15,000,000 | $ 11,000,000 |

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- Definition The estimated useful life of computer software, including but not limited to, acquired and internally developed computer software, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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