Quarterly report pursuant to Section 13 or 15(d)

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

v2.4.0.8
Business Segment Information - Reconciliation of Revenue and Net Income (Details) (USD $)
In Millions, unless otherwise specified
3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
Dec. 31, 2013
Segment Reporting Information [Line Items]      
Segments' total revenue, net of interest expense (FTE basis) $ 22,767 [1] $ 23,408 [1]  
Revenues 22,566 [1] 23,197 [1]  
Reclassification to net income (276) [1] 1,483 [1]  
Total assets 2,149,851 [1] 2,174,819 [1] 2,102,273 [1]
Operating Segments [Member]
     
Segment Reporting Information [Line Items]      
Segments' total revenue, net of interest expense (FTE basis) 22,461 22,955  
Reclassification to net income (94) 2,406  
Total assets 1,991,630 1,938,689  
Asset and Liability Management Activities [Member]
     
Segment Reporting Information [Line Items]      
Revenues 80 (230)  
Reclassification to net income 311 (457)  
Total assets 685,136 690,741  
Equity investment income [Member]
     
Segment Reporting Information [Line Items]      
Revenues 674 520  
Reclassification to net income 421 328  
Total assets 2,118 4,858  
Liquidating businesses and other [Member]
     
Segment Reporting Information [Line Items]      
Revenues (448) 163  
Reclassification to net income (914) (794)  
Total assets 80,176 77,548  
Fully Taxable Equivalent Basis Adjustment [Member]
     
Segment Reporting Information [Line Items]      
Revenues (201) (211)  
Intersegment Eliminations [Member]
     
Segment Reporting Information [Line Items]      
Total assets $ (609,209) $ (537,017)  
[1] There were no material intersegment revenues.