Outstanding Loans and Leases - Commercial - Credit Quality Indicators (Details) (USD $)
In Millions, unless otherwise specified |
Sep. 30, 2014
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Dec. 31, 2013
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | $ 891,315 | $ 928,233 | ||||||||||||||||||||||
Loans and leases, measured at fair value | 8,183 | 10,042 | ||||||||||||||||||||||
Percentage outstanding, current or less than 30 days past due | 93.22% | [1] | 91.99% | [2] | ||||||||||||||||||||
Commercial Portfolio Segment
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 391,221 | 396,283 | ||||||||||||||||||||||
Loans and leases, measured at fair value | 6,054 | [3] | 7,878 | [4] | ||||||||||||||||||||
Commercial Portfolio Segment | Commercial Real Estate
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 47,023 | [5] | 47,893 | [6] | ||||||||||||||||||||
Commercial Portfolio Segment | Commercial Lease Financing
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 24,498 | [5] | 25,199 | [6] | ||||||||||||||||||||
Commercial Portfolio Segment | Pass rated | Commercial Real Estate
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 46,079 | [5] | 46,507 | [6] | ||||||||||||||||||||
Commercial Portfolio Segment | Pass rated | Commercial Lease Financing
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 23,496 | [5] | 24,211 | [6] | ||||||||||||||||||||
Commercial Portfolio Segment | Reservable criticized | Commercial Real Estate
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 944 | [5] | 1,386 | [6] | ||||||||||||||||||||
Commercial Portfolio Segment | Reservable criticized | Commercial Lease Financing
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 1,002 | [5] | 988 | [6] | ||||||||||||||||||||
United States | Commercial Portfolio Segment
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 215,458 | [5] | 212,557 | [6] | ||||||||||||||||||||
Loans and leases, measured at fair value | 1,300 | 1,500 | ||||||||||||||||||||||
United States | Commercial Portfolio Segment | Commercial Real Estate
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 45,100 | 46,300 | ||||||||||||||||||||||
United States | Commercial Portfolio Segment | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 13,538 | [5],[7] | 13,294 | [6],[8] | ||||||||||||||||||||
United States | Commercial Portfolio Segment | Pass rated
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 208,599 | [5] | 205,416 | [6] | ||||||||||||||||||||
United States | Commercial Portfolio Segment | Pass rated | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 832 | [5],[7] | 1,191 | [6],[8] | ||||||||||||||||||||
United States | Commercial Portfolio Segment | Reservable criticized
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 6,859 | [5] | 7,141 | [6] | ||||||||||||||||||||
United States | Commercial Portfolio Segment | Reservable criticized | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 220 | [5],[7] | 346 | [6],[8] | ||||||||||||||||||||
United States | Commercial Portfolio Segment | Internal Credit Metrics | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Percentage outstanding, current or less than 30 days past due | 99.00% | 99.00% | ||||||||||||||||||||||
United States | Business Card and Small Business Loan | Commercial Portfolio Segment | Refreshed FICO or Internal Credit Metric | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 253 | 289 | ||||||||||||||||||||||
Non United States | Commercial Portfolio Segment
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 84,650 | [5] | 89,462 | [6] | ||||||||||||||||||||
Loans and leases, measured at fair value | 4,800 | 6,400 | ||||||||||||||||||||||
Non United States | Commercial Portfolio Segment | Commercial Real Estate
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 2,000 | 1,600 | ||||||||||||||||||||||
Non United States | Commercial Portfolio Segment | Pass rated
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 83,591 | [5] | 88,138 | [6] | ||||||||||||||||||||
Non United States | Commercial Portfolio Segment | Reservable criticized
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 1,059 | [5] | 1,324 | [6] | ||||||||||||||||||||
Less than 620 | United States | Commercial Portfolio Segment | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 187 | [5],[7],[9] | 224 | [6],[8],[9] | ||||||||||||||||||||
Greater than or equal to 620 and less than 680 | United States | Commercial Portfolio Segment | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 538 | [5],[7],[9] | 534 | [6],[8],[9] | ||||||||||||||||||||
Greater than or equal to 680 and less than 740 | United States | Commercial Portfolio Segment | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 1,619 | [5],[7],[9] | 1,567 | [6],[8],[9] | ||||||||||||||||||||
Greater than or equal to 740 | United States | Commercial Portfolio Segment | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | 3,008 | [5],[7],[9] | 2,779 | [6],[8],[9] | ||||||||||||||||||||
Refreshed FICO score other internal credit metrics [Member] | United States | Commercial Portfolio Segment | Small Business Commercial
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Financing Receivable, Recorded Investment [Line Items] | ||||||||||||||||||||||||
Loans and leases | $ 7,134 | [10],[5],[7],[9] | $ 6,653 | [10],[6],[8],[9] | ||||||||||||||||||||
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