Bank of America Corporation Annual report pursuant to Section 13 and 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	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Segment Reporting Information [Line Items]
Net interest income	$ 48,042	$ 45,592	$ 41,996
Noninterest income	43,815	42,685	42,605
Total revenue, net of interest expense	91,857	88,277	84,601
Provision for credit losses	3,282	3,396	3,597
Noninterest expense	53,381	54,743	55,083
Income before income taxes	35,194	30,138	25,921
Income tax expense	7,047	11,906	8,099
Net income	28,147	18,232	17,822
Year-end total assets	2,354,507	2,281,234
Operating Segments
Segment Reporting Information [Line Items]
Total revenue, net of interest expense	92,568	89,061	83,916
Net income	28,260	21,541	19,493
Year-end total assets	2,158,182	2,087,192
Operating Segments \| Consumer Banking
Segment Reporting Information [Line Items]
Net interest income	27,123	24,307	21,290
Noninterest income	10,400	10,214	10,441
Total revenue, net of interest expense	37,523	34,521	31,731
Provision for credit losses	3,664	3,525	2,715
Noninterest expense	17,713	17,795	17,664
Income before income taxes	16,146	13,201	11,352
Income tax expense	4,117	4,999	4,186
Net income	12,029	8,202	7,166
Year-end total assets	768,877	749,325
Operating Segments \| Global Wealth & Investment Management
Segment Reporting Information [Line Items]
Net interest income	6,294	6,173	5,759
Noninterest income	13,044	12,417	11,891
Total revenue, net of interest expense	19,338	18,590	17,650
Provision for credit losses	86	56	68
Noninterest expense	13,777	13,556	13,166
Income before income taxes	5,475	4,978	4,416
Income tax expense	1,396	1,885	1,635
Net income	4,079	3,093	2,781
Year-end total assets	305,906	284,321
Operating Segments \| Global Banking
Segment Reporting Information [Line Items]
Net interest income	10,881	10,504	9,471
Noninterest income	8,763	9,495	8,974
Total revenue, net of interest expense	19,644	19,999	18,445
Provision for credit losses	8	212	883
Noninterest expense	8,591	8,596	8,486
Income before income taxes	11,045	11,191	9,076
Income tax expense	2,872	4,238	3,347
Net income	8,173	6,953	5,729
Year-end total assets	441,477	424,533
Operating Segments \| Global Markets
Segment Reporting Information [Line Items]
Net interest income	3,171	3,744	4,557
Noninterest income	12,892	12,207	11,533
Total revenue, net of interest expense	16,063	15,951	16,090
Provision for credit losses	0	164	31
Noninterest expense	10,686	10,731	10,171
Income before income taxes	5,377	5,056	5,888
Income tax expense	1,398	1,763	2,071
Net income	3,979	3,293	3,817
Year-end total assets	641,922	629,013
All Other
Segment Reporting Information [Line Items]
Net interest income	573	864	919
Noninterest income	(1,284)	(1,648)	(234)
Total revenue, net of interest expense	(711)	(784)	685
Provision for credit losses	(476)	(561)	(100)
Noninterest expense	2,614	4,065	5,596
Income before income taxes	(2,849)	(4,288)	(4,811)
Income tax expense	(2,736)	(979)	(3,140)
Net income	(113)	(3,309)	$ (1,671)
Year-end total assets	$ 196,325	$ 194,042