Annual report pursuant to Section 13 and 15(d)

Regulatory Requirements and Restrictions (Details)

v2.4.0.6
Regulatory Requirements and Restrictions (Details) (USD $)
 12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Regulatory Requirements And Restrictions Textuals [Abstract]    
Subordinated Debt Qualified As Tier 3 Capital $ 0 $ 0
Tier One, Actual Ratio 4.00%  
Capital Required for Capital Adequacy to Risk Weighted Assets 8.00%  
Tier One Core Capital Elements Limit For Internationally Active Bank Holding Companies In Percentage 15.00%  
Minimum Amount Of Consolidated Assets Company Should Have To Be Considered Internationally Active Bank Holding Company Apart From Having Significant Activities In Non US Markets 250,000,000,000  
Minimum On Balance Sheet Foreign Exposure Company Should Have To Be Considered Internationally Active Bank Holding Company Apart From Having Significant Activities In Non US Markets 10,000,000,000  
Corporations Restricted Core Capital Elements Comprised Of Total Core Capital Elements In Percentage 3.60%  
Average Daily Reserve Balances Required By Federal Reserve 16,300,000,000 14,600,000,000
Average Daily Reserve Balances In Excess Of Vault Cash Held With Federal Reserve 7,900,000,000 6,500,000,000
Cash Segregated under Other Regulations 8,500,000,000  
Securities Segregated under Other Regulations 5,900,000,000  
Minimum Capital Ratios 0.02  
Well-capitalized Banks [Member]
    
Regulatory Requirements And Restrictions Textuals [Abstract]    
Tier One, Actual Ratio 4.00%  
Bank of America, N.A. [Member]
    
Regulatory Requirements And Restrictions Textuals [Abstract]    
Tier One, Actual Ratio 12.44% 11.74%
Total Capital And Tier One Risk Based Capital Required For Capital 14.76% 15.17%
Tier One Leverage, Actual Ratio 8.59% 8.65%
Cash Dividends Paid to Parent Company by Consolidated Subsidiaries 14,100,000,000  
FIA Card Services, N.A. [Member]
    
Regulatory Requirements And Restrictions Textuals [Abstract]    
Tier One, Actual Ratio 17.34% 17.63%
Total Capital And Tier One Risk Based Capital Required For Capital 18.64% 19.01%
Tier One Leverage, Actual Ratio 13.67% 14.22%
Return of Capital Paid to Parent Company by Consolidated Subsidiaries 6,600,000,000  
Other Subsidiaries [Member]
    
Regulatory Requirements And Restrictions Textuals [Abstract]    
Return of Capital Paid to Parent Company by Consolidated Subsidiaries 1,600,000,000  
National Banks [Member]
    
Regulatory Requirements And Restrictions Textuals [Abstract]    
Tier One Leverage Capital Required to be Well Capitalized to Average Assets 5.00%  
Dividend Restriction, Amount Payable, Excluding Net Profits, to Parent Company by Consolidated Subsidiaries in Next 12 Months 203,000,000  
Bank of America Corporation [Member]
    
Regulatory Requirements And Restrictions Textuals [Abstract]    
Tier One, Actual Ratio 12.89% 12.40%
Total Capital And Tier One Risk Based Capital Required For Capital 16.31% 16.75%
Tier One Leverage, Actual Ratio 7.37% 7.53%
Capital $ 133,403,000,000 $ 126,690,000,000
Capital to Risk Weighted Assets 11.06% 9.86%