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Income taxes - Components of deferred income tax assets and liabilities (Details) (USD $)
In Millions, unless otherwise specified |
Dec. 31, 2014
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Dec. 31, 2013
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| Deferred income tax assets: | ||
| Deferred loss and tax credit carryforwards | $ 289us-gaap_DeferredTaxAssetsOtherLossCarryforwards | $ 345us-gaap_DeferredTaxAssetsOtherLossCarryforwards |
| Accrued expenses | 248us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities | 265us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities |
| Stock-based compensation | 238us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost | 262us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost |
| Inventories and related reserves | 157us-gaap_DeferredTaxAssetsInventory | 162us-gaap_DeferredTaxAssetsInventory |
| Retirement costs for defined benefit and retiree health care | 96us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits | 101us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits |
| Other | 122us-gaap_DeferredTaxAssetsOther | 148us-gaap_DeferredTaxAssetsOther |
| Deferred income tax assets, gross | 1,150us-gaap_DeferredTaxAssetsGross | 1,283us-gaap_DeferredTaxAssetsGross |
| Valuation allowance | (195)us-gaap_DeferredTaxAssetsValuationAllowance | (219)us-gaap_DeferredTaxAssetsValuationAllowance |
| Deferred income tax assets, net | 955us-gaap_DeferredTaxAssetsNet | 1,064us-gaap_DeferredTaxAssetsNet |
| Deferred income tax liabilities: | ||
| Acquisition-related intangibles and fair-value adjustments | (688)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets | (804)us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets |
| International earnings | (104)us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings | (121)us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings |
| Property, plant and equipment | (10)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment | (57)us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment |
| Other | (37)us-gaap_DeferredTaxLiabilitiesOther | (31)us-gaap_DeferredTaxLiabilitiesOther |
| Deferred income tax liabilities, net | (839)us-gaap_DeferredTaxLiabilities | (1,013)us-gaap_DeferredTaxLiabilities |
| Net deferred income tax asset | $ 116us-gaap_DeferredTaxAssetsLiabilitiesNet | $ 51us-gaap_DeferredTaxAssetsLiabilitiesNet |
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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/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards, net of deferred tax liability attributable to taxable temporary differences. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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/2003/role/presentationRef
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- Details
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to other deductible loss carryforwards not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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/2003/role/presentationRef
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from share-based compensation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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/2003/role/presentationRef
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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/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences net of deferred tax asset attributable to deductible temporary differences and carryforwards after valuation allowances. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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/2003/role/presentationRef
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- Details
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences not separately disclosed. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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/2003/role/presentationRef
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- Definition
Amount of deferred tax liability attributable to taxable temporary differences from undistributed earnings of subsidiaries and other recognized entities not within the country of domicile of the entity. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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