Annual report pursuant to Section 13 and 15(d)

Long-term Debt - Narrative (Details)

v2.4.0.6
Long-term Debt - Narrative (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Credit Card [Member]
Dec. 31, 2012
Automobiles [Member]
Dec. 31, 2012
Home Equity Line of Credit [Member]
Dec. 31, 2012
Other Variable Interest Entities [Member]
Dec. 31, 2012
Bank of America Corporation [Member]
Dec. 31, 2011
Bank of America Corporation [Member]
Dec. 31, 2012
Parent Company And Other Subsidiaries Member [Member]
Dec. 31, 2011
Parent Company And Other Subsidiaries Member [Member]
Dec. 31, 2012
Subsidiary of Common Parent [Member]
Dec. 31, 2011
Subsidiary of Common Parent [Member]
Dec. 31, 2011
Exhange Agreement 2011 Trust Securities [Member]
Dec. 31, 2011
Exhange Agreement 2011 Trust Securities [Member]
Trust Securities [Member]
Dec. 31, 2011
Exhange Agreement 2011 Trust Securities [Member]
Common Stock [Member]
Dec. 31, 2011
Exchange Agreement 2011 Junior Subordinated [Member]
Dec. 31, 2011
Exchange Agreement 2011 Junior Subordinated [Member]
Junior Subordinated Debt [Member]
Dec. 31, 2011
Exchange Agreement 2011 HITS [Member]
Dec. 31, 2011
Exchange Agreement 2011 HITS [Member]
Junior Subordinated Debt [Member]
Dec. 31, 2011
Exchange Agreement 2011 HITS [Member]
HITS [Member]
Dec. 31, 2011
Exchange Agreement 2011 HITS [Member]
Common Stock [Member]
Debt Instrument [Line Items]                                          
Foreign Currency Denominated Debt Translated Into US Dollars $ 95,300,000,000 $ 117,000,000,000                                      
Long Term Debt Of Consolidated Variable Interest Entities     22,300,000,000 713,000,000 2,300,000,000 8,900,000,000                              
Maximum Authorized Debt For Further Issuance 154,900,000,000 69,800,000,000                                      
Maximum Authorized Bank Notes For Further Issuance             65,500,000,000 62,400,000,000                          
Maximum Of Bank Notes Outstanding With Fixed Or Floating Rate                 75,000,000,000                        
Notes Payable to Bank                 5,600,000,000 6,300,000,000                      
Maximum Authorized Mortgage Notes For Further Issuance                 20,600,000,000                        
Name Of Mortgage Bond Program 30,000,000,000                                        
Weighted Average Effective Interest Rates For Total Long Term Debt Excluding Structured Notes 4.71% 4.35%                 4.73% 4.74%                  
Weighted Average Effective Interest Rates For Total Fixed Rate Debt 5.52% 5.17%                                      
Weighted Average Effective Interest Rates For Total Floating Rate Debt 0.93% 1.38%                                      
Long Term Debt Not Assumed Or Guaranteed By Corporation 89,000,000,000                                        
Issuance of common stock, shares                             282,000,000           26,000,000
Issuance of common stock                             1,600,000,000           138,000,000
Proceeds from Issuance of Senior Long-term Debt                         1,500,000,000         505,000,000      
Extinguishment of Debt, Amount                           3,800,000,000     4,300,000,000   915,000,000 917,000,000  
Gains (Losses) on Extinguishment of Debt                               1,200,000,000   (12,000,000)      
Adjustment to Additional Paid in Capital Negotiated Exchanges                                   $ 284,000,000