INCOME TAXES - Deferred Tax Liabilities and Assets (Detail) - USD ($) $ in Millions |
Dec. 31, 2016 |
Dec. 31, 2015 |
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| Income Tax Disclosure [Abstract] | ||
| Fixed assets and capitalized software | $ (4,782) | $ (4,776) |
| Other | (756) | (699) |
| Deferred tax liabilities | (5,538) | (5,475) |
| Pension and postretirement benefits | 4,236 | 3,915 |
| Loss and credit carryforwards | 229 | 261 |
| Insurance reserves | 733 | 730 |
| Stock compensation | 297 | 256 |
| Other | 681 | 650 |
| Deferred tax assets | 6,176 | 5,812 |
| Deferred tax assets valuation allowance | (159) | (197) |
| Deferred tax asset (net of valuation allowance) | 6,017 | 5,615 |
| Net deferred tax asset | 479 | 140 |
| Amounts recognized in the consolidated balance sheets: | ||
| Deferred tax assets | 591 | 255 |
| Deferred tax liabilities | (112) | (115) |
| Net deferred tax asset (liability) | $ 479 | $ 140 |
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- Definition Deferred Tax Asset And Liabilities Amounts Recognized In Balance Sheet [Abstract] No definition available.
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- Definition Deferred Tax Assets Operating Loss And Tax Credit Carry forwards Foreign No definition available.
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- Definition Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Pension And Postretirement Benefits No definition available.
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- Definition Deferred Tax Liabilities, Gross No definition available.
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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, 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/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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- Definition Amount after allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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/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 estimated losses under self insurance. 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, after deferred tax asset, of deferred tax liability attributable to taxable differences, with jurisdictional netting and classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences classified as other. 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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- References No definition available.
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