Bank of America Corporation Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Common Stock Repurchase Summary (Details) - USD ($) shares in Millions, $ in Millions		12 Months Ended
	Mar. 18, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Class of Stock [Line Items]
Total purchase price of shares repurchased and retired		$ 5,112	$ 2,374	$ 1,675
Common Stock \| CCAR capital plan repurchases
Class of Stock [Line Items]
Total number of shares repurchased and retired (in shares)		278	140	101
Total purchase price of shares repurchased and retired		$ 4,312	$ 2,374	$ 1,675
Common Stock \| Other authorized repurchases
Class of Stock [Line Items]
Total number of shares repurchased and retired (in shares)		55	0	0
Total purchase price of shares repurchased and retired	$ 800	$ 800	$ 0	$ 0