Quarterly report pursuant to Section 13 or 15(d)

Business Segment Information - Reconciliation of Revenue and Net Income (Details)

v2.4.0.6
Business Segment Information - Reconciliation of Revenue and Net Income (Details) (USD $)
 3 Months Ended
Mar. 31, 2013
Mar. 31, 2012
Dec. 31, 2012
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Liabilities, Fair Value Adjustment $ (100,000,000) $ (3,300,000,000)  
Interest Revenue (Expense), Net 10,875,000,000 11,053,000,000  
Revenues 23,197,000,000 22,278,000,000  
Net income (loss) 1,483,000,000 653,000,000  
Noninterest Income 12,533,000,000 11,432,000,000  
Segment Reporting Information, Revenue for Reportable Segment 23,408,000,000 22,485,000,000  
Provision for Loan, Lease, and Other Losses 1,713,000,000 2,418,000,000  
Amortization of Intangible Assets 276,000,000 319,000,000  
Segment Reporting Information Other Noninterest Expenses 19,224,000,000 18,822,000,000  
Income (Loss) before Income Taxes, Fully Taxable Equivalent Basis 2,195,000,000 926,000,000  
Income Tax Expense Benefit Full Tax Equivalent Basis 712,000,000 273,000,000  
Assets 2,174,819,000,000 2,181,449,000,000 2,209,974,000,000
Consumer & Business Banking [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Interest Revenue (Expense), Net 4,820,000,000 5,070,000,000 [1]  
Net income (loss) 1,382,000,000 1,445,000,000  
Noninterest Income 2,394,000,000 2,352,000,000  
Segment Reporting Information, Revenue for Reportable Segment 7,214,000,000 7,422,000,000 [1]  
Provision for Loan, Lease, and Other Losses 906,000,000 877,000,000  
Amortization of Intangible Assets 127,000,000 158,000,000  
Segment Reporting Information Other Noninterest Expenses 3,981,000,000 4,105,000,000 [1]  
Income (Loss) before Income Taxes, Fully Taxable Equivalent Basis 2,200,000,000 2,282,000,000 [1]  
Income Tax Expense Benefit Full Tax Equivalent Basis 818,000,000 837,000,000 [1]  
Assets 589,410,000,000 541,578,000,000  
Operating Segments [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Segments' total revenue, net of interest expense (FTE basis) 23,044,000,000 22,880,000,000  
Net income (loss) 2,452,000,000 3,258,000,000  
Assets 1,952,504,000,000 1,839,916,000,000  
ALM activities [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Revenues (316,000,000) [2] (1,170,000,000) [2]  
Net income (loss) (512,000,000) (1,823,000,000)  
Assets 693,498,000,000 641,385,000,000  
Equity investment income [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Revenues 520,000,000 429,000,000  
Net income (loss) 328,000,000 270,000,000  
Assets 4,858,000,000 6,182,000,000  
Liquidating businesses [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Revenues 529,000,000 569,000,000  
Net income (loss) 2,000,000 44,000,000  
Assets 29,496,000,000 35,954,000,000  
FTE basis adjustment [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Revenues (211,000,000) (207,000,000)  
Other [Member]
      
Segment Reporting Revenue And Net Income Loss Reconciling Item [Line Items]      
Revenues (369,000,000) (223,000,000)  
Net income (loss) (787,000,000) (1,096,000,000)  
Assets $ 47,301,000,000 $ 154,403,000,000  
[1] There were no material intersegment revenues.
[2] Includes negative fair value adjustments on structured liabilities of $90 million and $3.3 billion for the three months ended March 31, 2013 and 2012.