Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies Commitments and Contingencies - Credit Extension Commitments (Details)

v3.2.0.727
Commitments and Contingencies Commitments and Contingencies - Credit Extension Commitments (Details) - USD ($)
$ in Millions
Jun. 30, 2015
Dec. 31, 2014
Other Commitments [Line Items]    
Expire in One Year or Less $ 466,609 $ 471,320
Expire After One Year Through Three Years 128,406 126,525
Expire After Three Years Through Five Years 144,899 163,616
Expire After Five Years 80,523 36,254
Total 820,437 797,715
Loan Commitments    
Other Commitments [Line Items]    
Expire in One Year or Less 70,970 79,897
Expire After One Year Through Three Years 104,064 97,583
Expire After Three Years Through Five Years 135,726 146,743
Expire After Five Years 44,788 18,942
Total 355,548 343,165
Home equity    
Other Commitments [Line Items]    
Expire in One Year or Less 6,616 6,292
Expire After One Year Through Three Years 20,139 19,679
Expire After Three Years Through Five Years 8,026 12,319
Expire After Five Years 17,342 15,417
Total 52,123 53,707
Standby letters of credit and financial guarantees    
Other Commitments [Line Items]    
Expire in One Year or Less 10,242 19,259
Expire After One Year Through Three Years 4,151 9,106
Expire After Three Years Through Five Years 1,144 4,519
Expire After Five Years 18,135 1,807
Total 33,672 34,691
Standby letters of credit and financial guarantees | Investment grade    
Other Commitments [Line Items]    
Total 25,500 26,100
Standby letters of credit and financial guarantees | Non-investment grade    
Other Commitments [Line Items]    
Total 7,800 8,200
Letters of credit    
Other Commitments [Line Items]    
Expire in One Year or Less 2,177 1,883
Expire After One Year Through Three Years 52 157
Expire After Three Years Through Five Years 3 35
Expire After Five Years 258 88
Total 2,490 2,163
Legally binding commitments    
Other Commitments [Line Items]    
Expire in One Year or Less 90,005 107,331
Expire After One Year Through Three Years 128,406 126,525
Expire After Three Years Through Five Years 144,899 163,616
Expire After Five Years 80,523 36,254
Total 443,833 433,726
Credit card lines    
Other Commitments [Line Items]    
Expire in One Year or Less 376,604 363,989
Expire After One Year Through Three Years 0 0
Expire After Three Years Through Five Years 0 0
Expire After Five Years 0 0
Total 376,604 363,989
Consumer Portfolio Segment | Standby letters of credit and financial guarantees    
Other Commitments [Line Items]    
Total $ 399 $ 396