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Employee Equity Incentive Plans (Tables) | 12 Months Ended
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Dec. 31, 2022
Employee Benefit and Share-Based Payment Arrangement, Noncash Expense [Abstract] |
Restricted Stock Units Estimated Values And Weighted Average Assumptions [Table Text Block] | Restricted Stock Units and Performance Stock Units Weighted average assumptions used in estimating grant values were as follows:
|  | Dec 31, 2022 |  | Dec 25, 2021 |  | Dec 26, 2020
Estimated values |  | $ | 41.12 |  |  | $ | 50.82 |  |  | $ | 54.82 |
Risk-free interest rate |  | 2.2 | % |  | 0.2 | % |  | 0.4 | %
Dividend yield |  | 3.4 | % |  | 2.6 | % |  | 2.3 | %
Volatility |  | 40 | % |  | 37 | % |  | 30 | %
Share-based Payment Arrangement, Restricted Stock Unit, Activity [Table Text Block] | Summary of activities:
|  | Number of Stock Units (In Millions) |  | Weighted Average Grant-Date Fair Value
December 25, 2021 |  | 118.0 |  |  | $ | 51.29 |
Granted |  | 104.2 |  |  | $ | 41.12 |
Vested |  | (50.3) |  |  | $ | 48.90 |
Forfeited |  | (13.2) |  |  | $ | 48.99 |
December 31, 2022 |  | 158.7 |  |  | $ | 45.56 |
Expected to vest | 142.7 |  |  | $ | 45.78 |

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- Definition Restricted Stock Units Estimated Values And Weighted Average Assumptions [Table Text Block] + References No definition available. + Details
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- Definition Tabular disclosure of the number and weighted-average grant date fair value for restricted stock units that were outstanding at the beginning and end of the year, and the number of restricted stock units that were granted, vested, or forfeited during the year. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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