Income taxes - Deferred income tax assets and liabilities (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Assets: | ||
| Noncurrent deferred and refundable income taxes | $ 2,757 | $ 3,191 |
| Liabilities: | ||
| Other liabilities | 494 | 432 |
| Deferred income taxes—net | 2,263 | 2,759 |
| Deferred income tax assets: | ||
| Research expenditures | 1,399 | 1,735 |
| Tax carryforwards | 1,298 | 1,346 |
| Employee compensation and benefits | 607 | 531 |
| Postemployment benefits | 425 | 560 |
| Post sale discounts | 303 | 260 |
| Warranty reserves | 287 | 303 |
| Other—net | 579 | 622 |
| Deferred income tax assets, total | 4,898 | 5,357 |
| Deferred income tax liabilities: | ||
| Capital and intangible assets, including lease basis differences | (1,366) | (1,270) |
| Outside basis differences | (429) | (454) |
| Deferred income tax liabilities, total | (1,795) | (1,724) |
| Valuation allowance for deferred tax assets | (840) | (874) |
| Deferred income taxes—net | $ 2,263 | $ 2,759 |
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- Definition The tax effect, as of the balance sheet date, of the amount of the estimated future tax deductions arising from post sale discounts, which can only be deducted for tax purposes when actual discount is granted, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deductions to be taken. No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to qualified research expenditures to be deducted ratably over designated period. No definition available.
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- Definition The amount, as of the balance sheet date, of the estimated future tax effects attributable to the difference between the tax basis of capital assets and intangible assets, and the basis of capital assets and intangible assets computed in accordance with generally accepted accounting principles. The difference in basis, attributable to different capitalization of costs, depreciation, or amortization methodologies, will increase future taxable income when such basis difference is realized. No definition available.
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- References No definition available.
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- References No definition available.
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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, after deferred tax asset, of deferred tax liability attributable to taxable differences with jurisdictional netting. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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- Definition Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, without jurisdictional netting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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 employee compensation. 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 postretirement benefits. 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 warranty reserves. 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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- References No definition available.
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- References No definition available.
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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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