Cover [Abstract] Cover [Abstract] Entity Registrant Name Entity Registrant Name Security 12b Title Security 12b Title Amendment Flag Amendment Flag Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Document Type Document Type Document Period End Date Document Period End Date Entity Incorporation State Country Code Entity Incorporation State Country Code Entity File Number Entity File Number Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, Address Line Two Entity Address, Address Line Two Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Written Communications Written Communications Soliciting Material Soliciting Material Pre Commencement Tender Offer Pre Commencement Tender Offer Pre Commencement Issuer Tender Offer Pre Commencement Issuer Tender Offer Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Emerging Growth Company Entity Emerging Growth Company Document And Entity Information [Table] Document And Entity Information [Table] Document And Entity Information [Line Items] Document And Entity Information [Line Items] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock [Member] Common Stock [Member] Series E Preferred Stock [Member] Series E Preferred Stock [Member] Series GG Preferred Stock [Member] Series GG Preferred Stock [Member] Series HH Preferred Stock [Member] Series HH Preferred Stock [Member] Series L Preferred Stock [Member] Series L Preferred Stock [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 14 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 14 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 21 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 21 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 42 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 42 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 53 [Member] Depositary Shares Each Representing A 11200th Interest In A Share Of Bank Of America Corporation Floating Rate Not Cumulative Preferred Stock Series 53 [Member] Floating Rate Preferred Hybrid Income Term Securities [Member] Floating Rate Preferred Hybrid Income Term Securities [Member] A 5.63 Fixedto Floating Rate Preferred Hybrid Income Term Securities [Member] A 5.63 Fixedto Floating Rate Preferred Hybrid Income Term Securities [Member] Income Capital Obligation Notes [Member] Income Capital Obligation Notes [Member] Senior Medium Term Notes Series A Step Up Callable Notes [Member] Senior Medium Term Notes Series A Step Up Callable Notes [Member] Series KK Preferred Stock [Member] Series KK Preferred Stock [Member] Series LL Preferred Stock [Member] Series LL Preferred Stock [Member] Series NN Preferred Stock [Member] Series NN Preferred Stock [Member] Series PP Preferred Stock [Member] Series PP Preferred Stock [Member] Series QQ Preferred Stock [Member] Series QQ Preferred Stock [Member] Depositary Shares Each Representing A 11000th Interest In A Share Of 4750 Not Cumulative Preferred Stock Series SS [Member] Depositary Shares Each Representing A 11000th Interest In A Share Of 4750 Not Cumulative Preferred Stock Series SS [Member]