Depositary Shares, each representing a 1/1,000th interest in a share of 6.000% Non-Cumulative Preferred Stock, Series GG Series GG Preferred Stock [Member] Series GG Preferred Stock [Member] Soliciting Material Soliciting Material Written Communications Written Communications Local Phone Number Local Phone Number Depositary Shares, each representing a 1/1,200th interest in a share of Bank of America Corporation Floating Rate Non-Cumulative Preferred Stock, Series 1 Series 1 Preferred Stock [Member] Series 1 Preferred Stock [Member] Class of Stock [Domain] Class of Stock [Domain] Document Information [Line Items] Document Information [Line Items] Depositary Shares, each representing a 1/1,000th interest in a share of 5.875% Non-Cumulative Preferred Stock, HH Series HH Preferred Stock [Member] Series HH Preferred Stock [Member] Amendment Flag Amendment Flag Income Capital Obligation Notes initially due December 15, 2066 of Bank of America Corporation Income Capital Obligation Notes [Member] Income Capital Obligation Notes [Member] 7.25% Non-Cumulative Perpetual Convertible Preferred Stock, Series L Series L Preferred Stock [Member] Series L Preferred Stock Member. Entity Emerging Growth Company Entity Emerging Growth Company Depositary Shares, each representing a 1/1,000th interest in a share of Floating Rate Non-Cumulative Preferred Stock, Series E Series E Preferred Stock [Member] Entity File Number Entity File Number Security Exchange Name Security Exchange Name Depositary Shares, each representing a 1/1,000th interest in a share of 4.250% Non-Cumulative Preferred Stock, Series QQ Series QQ Preferred Stock [Member] Series QQ Preferred Stock Floating Rate Preferred Hybrid Income Term Securities of BAC Capital Trust XIII (and the guarantee related thereto) Floating Rate Preferred Hybrid Income Term Securities [Member] Floating Rate Preferred Hybrid Income Term Securities [Member] Depositary Shares, each representing a 1/1,000th interest in a share of 5.000% Non-Cumulative Preferred Stock, Series LL Series LL Preferred Stock [Member] Series LL Preferred Stock [Member] Depositary Shares, each representing 1/1,000th interest in a share of 5.375% Non-Cumulative Preferred Stock, Series KK Series KK Preferred Stock [Member] Series KK Preferred Stock [Member] Entity Address, State or Province Entity Address, State or Province 5.63% Fixed to Floating Rate Preferred Hybrid Income Term Securities of BAC Capital Trust XIV (and the guarantee related thereto) 5.63% Fixed to Floating Rate Preferred Hybrid Income Term Securities [Member] 5.63% Fixed to Floating Rate Preferred Hybrid Income Term Securities [Member] Entity Address, Address Line One Entity Address, Address Line One Depositary Shares, each representing a 1/1,000th interest in a share of 4.125% Non-Cumulative Preferred Stock, Series PP Series PP Preferred Stock [Member] Series PP Preferred Stock Depositary Shares, each representing a 1/1,000th interest in a share of 4.375% Non-Cumulative Preferred Stock, Series NN Series NN Preferred Stock [Member] Series NN Preferred Stock City Area Code City Area Code Depositary Shares, each representing a 1/1,200th interest in a share of Bank of America Corporation Floating Rate Non-Cumulative Preferred Stock, Series 5 Series 5 Preferred Stock [Member] Series Five Preferred Stock member. Cover [Abstract] Cover [Abstract] Document Period End Date Document Period End Date Senior Medium-Term Notes, Series A, Step Up Callable Notes, due November 28, 2031 of BofA Finance LLC (and the guarantee of the Registrant with respect thereto) Senior Medium-Term Notes, Series A, Step Up Callable Notes [Member] Senior Medium-Term Notes, Series A, Step Up Callable Notes [Member] Document Information [Table] Document Information [Table] Pre-commencement Tender Offer Pre-commencement Tender Offer Depositary Shares, each representing a 1/1,000th interest in a share of 4.750% Non-Cumulative Preferred Stock, Series SS Depositary Shares, each representing a 1/1,000th interest in a share of 4.750% Non-Cumulative Preferred Stock, Series SS [Member] Depositary Shares, each representing a 1/1,000th interest in a share of 4.750% Non-Cumulative Preferred Stock, Series SS Class of Stock [Axis] Class of Stock [Axis] Entity Central Index Key Entity Central Index Key Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Depositary Shares, each representing a 1/1,200th interest in a share of Bank of America Corporation Floating Rate Non-Cumulative Preferred Stock, Series 2 Series 2 Preferred Stock [Member] Series Two Preferred Stock member. Entity Tax Identification Number Entity Tax Identification Number Entity Registrant Name Entity Registrant Name Trading Symbol Trading Symbol Common Stock, par value $0.01 per share Common Stock [Member] Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Title of 12(b) Security Title of 12(b) Security Entity Address, Postal Zip Code Entity Address, Postal Zip Code Entity Address, City or Town Entity Address, City or Town Document Type Document Type Depositary Shares, each representing a 1/1,200th interest in a share of Bank of America Corporation Floating Rate Non-Cumulative Preferred Stock, Series 4 Series 4 Preferred Stock [Member] Series Four Preferred Stock member.