Income Taxes - Valuation Allowance (Details) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 25, 2021 |
Dec. 26, 2020 |
Dec. 28, 2019 |
Dec. 29, 2018 |
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| Income Tax Contingency [Line Items] | ||||
| Unrealized state credit carryforwards | $ 2,000 | |||
| Undistributed earnings on certain foreign subsidiaries | 18,900 | |||
| Balance at Beginning of Year | 1,963 | |||
| Balance at End of Year | 2,259 | $ 1,963 | ||
| SEC Schedule, 12-09, Valuation Allowance, Deferred Tax Asset [Member] | ||||
| Income Tax Contingency [Line Items] | ||||
| Net (Deductions) Recoveries | (146) | 51 | $ (7) | |
| SEC Schedule, 12-09, Valuation Allowances and Reserves, Amount | 2,259 | 1,963 | 1,534 | $ 1,302 |
| SEC Schedule, 12-09, Valuation Allowances and Reserves, Increase (Decrease) Adjustment | $ 442 | $ 378 | $ 239 | |
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- Definition Net (Deductions) Recoveries No definition available.
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. No definition available.
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- Definition Amount of valuation allowance pertaining to the deferred tax asset representing potential future taxable deductions from tax credit carryforwards for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of undistributed earnings of foreign subsidiaries intended to be permanently reinvested outside the country of domicile. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of increase (decrease) in valuation and qualifying accounts and reserves from adjustment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of valuation and qualifying accounts and reserves. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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