Bank of America Corporation Quarterly report pursuant to Section 13 or 15(d)

Business Segment Information - Results of Business Segments and All Other (Details)

Business Segment Information - Results of Business Segments and All Other (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Segment Reporting Information [Line Items]
Net interest income (FTE basis)	$ 12,021	$ 11,401	$ 35,583	$ 33,879
Noninterest income	10,907	10,678	33,383	33,711
Total revenue, net of interest expense (FTE basis)	22,928	22,079	68,966	67,590
Provision for credit losses	716	834	2,377	2,395
Noninterest expense	13,067	13,394	40,248	41,469
Income before income taxes (FTE basis)	9,145	7,851	26,341	23,726
Income tax expense (FTE basis)	1,978	2,427	5,472	7,859
Net income	7,167	5,424	20,869	15,867
Year-end total assets	2,338,833	2,284,174	2,338,833	2,284,174	$ 2,281,234
Operating Segments
Segment Reporting Information [Line Items]
Total revenue, net of interest expense (FTE basis)	22,767	22,282	69,438	67,009
Net income	7,024	5,370	21,262	16,512
Year-end total assets	2,118,848	2,071,107	2,118,848	2,071,107
Operating Segments \| Consumer Banking
Segment Reporting Information [Line Items]
Net interest income (FTE basis)	6,863	6,212	19,993	17,953
Noninterest income	2,540	2,562	7,653	7,614
Total revenue, net of interest expense (FTE basis)	9,403	8,774	27,646	25,567
Provision for credit losses	870	967	2,749	2,639
Noninterest expense	4,355	4,461	13,231	13,286
Income before income taxes (FTE basis)	4,178	3,346	11,666	9,642
Income tax expense (FTE basis)	1,065	1,260	2,975	3,636
Net income	3,113	2,086	8,691	6,006
Year-end total assets	765,497	742,513	765,497	742,513
Operating Segments \| Global Wealth & Investment Management
Segment Reporting Information [Line Items]
Net interest income (FTE basis)	1,536	1,496	4,673	4,653
Noninterest income	3,247	3,124	9,675	9,254
Total revenue, net of interest expense (FTE basis)	4,783	4,620	14,348	13,907
Provision for credit losses	13	16	63	50
Noninterest expense	3,414	3,369	10,235	10,085
Income before income taxes (FTE basis)	1,356	1,235	4,050	3,772
Income tax expense (FTE basis)	346	465	1,033	1,422
Net income	1,010	770	3,017	2,350
Year-end total assets	276,146	276,187	276,146	276,187
Operating Segments \| Global Banking
Segment Reporting Information [Line Items]
Net interest income (FTE basis)	2,706	2,642	8,057	7,786
Noninterest income	2,032	2,345	6,537	7,194
Total revenue, net of interest expense (FTE basis)	4,738	4,987	14,594	14,980
Provision for credit losses	(70)	48	(77)	80
Noninterest expense	2,120	2,119	6,471	6,435
Income before income taxes (FTE basis)	2,688	2,820	8,200	8,465
Income tax expense (FTE basis)	699	1,062	2,132	3,192
Net income	1,989	1,758	6,068	5,273
Year-end total assets	430,846	423,185	430,846	423,185
Operating Segments \| Global Markets
Segment Reporting Information [Line Items]
Net interest income (FTE basis)	754	899	2,425	2,812
Noninterest income	3,089	3,002	10,425	9,743
Total revenue, net of interest expense (FTE basis)	3,843	3,901	12,850	12,555
Provision for credit losses	(2)	(6)	(6)	2
Noninterest expense	2,612	2,711	8,145	8,117
Income before income taxes (FTE basis)	1,233	1,196	4,711	4,436
Income tax expense (FTE basis)	321	440	1,225	1,553
Net income	912	756	3,486	2,883
Year-end total assets	646,359	629,222	646,359	629,222
All Other
Segment Reporting Information [Line Items]
Net interest income (FTE basis)	162	152	435	675
Noninterest income	(1)	(355)	(907)	(94)
Total revenue, net of interest expense (FTE basis)	161	(203)	(472)	581
Provision for credit losses	(95)	(191)	(352)	(376)
Noninterest expense	566	734	2,166	3,546
Income before income taxes (FTE basis)	(310)	(746)	(2,286)	(2,589)
Income tax expense (FTE basis)	(453)	(800)	(1,893)	(1,944)
Net income	143	54	(393)	(645)
Year-end total assets	$ 219,985	$ 213,067	$ 219,985	$ 213,067