Income Taxes - Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Millions |
Dec. 31, 2017 |
Dec. 31, 2016 |
|---|---|---|
| Net operating loss carryforwards | ||
| Net operating loss carryforwards | $ 8,506 | $ 9,199 |
| Security, loan and debt valuations | 2,939 | 4,726 |
| Allowance for credit losses | 2,598 | 4,362 |
| Accrued expenses | 2,021 | 3,016 |
| Tax credit carryforwards | 1,793 | 3,125 |
| Employee compensation and retirement benefits | 1,705 | 3,042 |
| Available-for-sale securities | 510 | 784 |
| Other | 1,034 | 1,599 |
| Gross deferred tax assets | 21,106 | 29,853 |
| Valuation allowance | (1,644) | (1,117) |
| Total deferred tax assets, net of valuation allowance | 19,462 | 28,736 |
| Deferred tax liabilities | ||
| Equipment lease financing | 2,492 | 3,489 |
| Tax credit partnerships | 734 | 539 |
| Intangibles | 670 | 1,171 |
| Fee income | 601 | 847 |
| Mortgage servicing rights | 349 | 829 |
| Long-term borrowings | 227 | 355 |
| Other | 1,764 | 1,915 |
| Gross deferred tax liabilities | 6,837 | 9,145 |
| Net deferred tax assets, net of valuation allowance | $ 12,625 | $ 19,591 |
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- Definition Deferred Tax Assets, Security, Loan, and Debt Valuations No definition available.
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- Definition Deferred Tax Liabilities, Long Term Borrowings No definition available.
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- Definition Deferred Tax Liabilities, Tax Credit No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. 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 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 investments (excludes investments in subsidiaries and equity method investments). No definition available.
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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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- References No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. 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 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/2003/role/presentationRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. 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 before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from the provision for loan losses. 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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- References No definition available.
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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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- Definition Amount of deferred tax liability attributable to taxable temporary differences from leasing arrangements. 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 mortgage servicing rights. 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 tax deferred revenue or income classified as other. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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