Taxes - Schedule of Deferred Tax Balances (Details) - USD ($) $ in Millions |
Jan. 31, 2026 |
Jan. 31, 2025 |
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| Deferred tax assets: | ||
| Loss and tax credit carryforwards | $ 4,615 | $ 7,539 |
| Accrued liabilities | 3,504 | 3,009 |
| Lease obligations | 5,181 | 4,611 |
| Other | 1,239 | 1,339 |
| Total deferred tax assets | 14,539 | 16,498 |
| Valuation allowances | (4,421) | (7,405) |
| Deferred tax assets, net of valuation allowances | 10,118 | 9,093 |
| Deferred tax liabilities: | ||
| Property and equipment | 6,122 | 4,303 |
| Acquired intangibles | 1,066 | 1,096 |
| Inventory | 3,570 | 3,336 |
| Lease right of use assets | 5,345 | 4,816 |
| Other | 1,373 | 813 |
| Total deferred tax liabilities | 17,476 | 14,364 |
| Net deferred tax liabilities | $ 7,358 | $ 5,271 |
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, before allocation of a valuation allowances, of deferred tax assets attributable to deductible tax credit carryforwards including, but not limited to, research, foreign, general business, alternative minimum tax, and other deductible tax credit carryforwards. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from accrued liabilities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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- Definition Amount of deferred tax consequences attributable to taxable temporary differences derived from inventory. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from intangible assets other than goodwill. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences classified as other. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Deferred Tax Assets, Leases No definition available.
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