Annual report pursuant to Section 13 and 15(d)

Long-term Debt - Interest Rates (Details)

v3.3.1.900
Long-term Debt - Interest Rates (Details)
 12 Months Ended
Dec. 31, 2015
Bank of America Corporation | Fixed, with a weighted-average rate of 4.55%, ranging from 1.25% to 8.40%, due 2016 to 2045 | Senior notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 4.55%
Weighted average rate of debt minimum 1.25%
Weighted average rate of debt maximum 8.40%
Bank of America Corporation | Floating, with a weighted-average rate of 1.38%, ranging from 0.11% to 5.07%, due 2016 to 2044 | Senior notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 1.38%
Bank of America Corporation | Fixed, with a weighted-average rate of 5.19%, ranging from 2.40% to 8.57%, due 2016 to 2045 | Subordinated notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 5.19%
Weighted average rate of debt minimum 2.40%
Weighted average rate of debt maximum 8.57%
Bank of America Corporation | Floating, with a weighted-average rate of 0.94%, ranging from 0.43% to 2.68%, due 2016 to 2026 | Subordinated notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 0.94%
Bank of America Corporation | Fixed, with a weighted-average rate of 6.78%, ranging from 5.25% to 8.05%, due 2027 to 2067 | Junior subordinated notes (related to trust preferred securities)  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 6.78%
Weighted average rate of debt minimum 5.25%
Weighted average rate of debt maximum 8.05%
Bank of America Corporation | Floating, with a weighted-average rate of 1.08%, ranging from 0.87% to 1.53%, due 2027 to 2056 | Junior subordinated notes (related to trust preferred securities)  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 1.08%
Bank of America, N.A. | Fixed, with a weighted-average rate of 1.57%, ranging from 1.13% to 2.05%, due 2016 to 2018 | Senior notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 1.57%
Weighted average rate of debt minimum 1.13%
Weighted average rate of debt maximum 2.05%
Bank of America, N.A. | Floating, with a weighted-average rate of 1.13%, ranging from 0.43% to 3.30%, due 2016 to 2041 | Senior notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 1.13%
Bank of America, N.A. | Fixed, with a weighted-average rate of 5.68%, ranging from 5.30% to 6.10%, due 2016 to 2036 | Subordinated notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 5.68%
Weighted average rate of debt minimum 5.30%
Weighted average rate of debt maximum 6.10%
Bank of America, N.A. | Floating, with a weighted-average rate of 0.80%, ranging from 0.79% to 0.81%, due 2016 to 2019 | Subordinated notes  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 0.80%
Bank of America, N.A. | Fixed, with a weighted-average rate of 5.34%, ranging from 0.01% to 7.72%, due 2016 to 2034 | Advances from Federal Home Loan Banks  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 5.34%
Weighted average rate of debt minimum 0.01%
Weighted average rate of debt maximum 7.72%
Bank of America, N.A. | Floating, with a weighted-average rate of 0.41%, ranging from 0.35% to 0.63%, due 2016 | Advances from Federal Home Loan Banks  
Debt Instrument [Line Items]  
Long-term debt, weighted average interest rate 0.41%
Subsidiaries | Fixed, with a rate of 5.50%, due 2017 to 2021 | Senior notes  
Debt Instrument [Line Items]  
Per annum interest rate of the notes 5.50%
Minimum | Bank of America Corporation | Floating, with a weighted-average rate of 1.38%, ranging from 0.11% to 5.07%, due 2016 to 2044 | Senior notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.11%
Minimum | Bank of America Corporation | Floating, with a weighted-average rate of 0.94%, ranging from 0.43% to 2.68%, due 2016 to 2026 | Subordinated notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.43%
Minimum | Bank of America Corporation | Floating, with a weighted-average rate of 1.08%, ranging from 0.87% to 1.53%, due 2027 to 2056 | Junior subordinated notes (related to trust preferred securities)  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.87%
Minimum | Bank of America, N.A. | Floating, with a weighted-average rate of 1.13%, ranging from 0.43% to 3.30%, due 2016 to 2041 | Senior notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.43%
Minimum | Bank of America, N.A. | Floating, with a weighted-average rate of 0.80%, ranging from 0.79% to 0.81%, due 2016 to 2019 | Subordinated notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.79%
Minimum | Bank of America, N.A. | Floating, with a weighted-average rate of 0.41%, ranging from 0.35% to 0.63%, due 2016 | Advances from Federal Home Loan Banks  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.35%
Maximum | Bank of America Corporation | Floating, with a weighted-average rate of 1.38%, ranging from 0.11% to 5.07%, due 2016 to 2044 | Senior notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 5.07%
Maximum | Bank of America Corporation | Floating, with a weighted-average rate of 0.94%, ranging from 0.43% to 2.68%, due 2016 to 2026 | Subordinated notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 2.68%
Maximum | Bank of America Corporation | Floating, with a weighted-average rate of 1.08%, ranging from 0.87% to 1.53%, due 2027 to 2056 | Junior subordinated notes (related to trust preferred securities)  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 1.53%
Maximum | Bank of America, N.A. | Floating, with a weighted-average rate of 1.13%, ranging from 0.43% to 3.30%, due 2016 to 2041 | Senior notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 3.30%
Maximum | Bank of America, N.A. | Floating, with a weighted-average rate of 0.80%, ranging from 0.79% to 0.81%, due 2016 to 2019 | Subordinated notes  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.81%
Maximum | Bank of America, N.A. | Floating, with a weighted-average rate of 0.41%, ranging from 0.35% to 0.63%, due 2016 | Advances from Federal Home Loan Banks  
Debt Instrument [Line Items]  
Percentage bearing variable interest, percentage rate 0.63%