Income Taxes - Summary of Tax Attribute Carryforwards (Details) $ in Millions |
Dec. 26, 2020
USD ($)
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| Federal | |
| Tax Attribute Carryforwards [Line Items] | |
| Operating loss carryforwards, amount | $ 5,200 |
| Tax credit carryforward, amount | 385 |
| State/Provincial | |
| Tax Attribute Carryforwards [Line Items] | |
| Operating loss carryforwards, amount | 343 |
| Tax credit carryforward, amount | 252 |
| Canada Tax Authority | |
| Tax Attribute Carryforwards [Line Items] | |
| Tax credit carryforward, amount | $ 494 |
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- Definition Amount of operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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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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