Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2020		Jun. 30, 2019		Jun. 30, 2020		Jun. 30, 2019
Net Revenues
Interest revenue	$ 1,486		$ 1,927		$ 3,194		$ 3,925
Interest expense	(97)		(318)		(233)		(635)
Net interest revenue	1,389		1,609		2,961		3,290
Other	67	[1]	79	[1]	97		149
Total net revenues	2,450		2,681		5,067		5,404
Expenses Excluding Interest
Compensation and benefits	819		807		1,716		1,657
Professional services	198		178		380		348
Occupancy and equipment	152		133		294		264
Advertising and market development	70		77		137		146
Communications	78		62		153		124
Depreciation and amortization	109		84		205		167
Regulatory fees and assessments	36		30		70		62
Other	100		74		177		136
Total expenses excluding interest	1,562		1,445		3,132		2,904
Income before taxes on income	888		1,236		1,935		2,500
Taxes on income	217		299		469		599
Net Income	671		937		1,466		1,901
Preferred stock dividends and other	50	[2]	50	[2]	88	[1]	89	[1]
Net Income Available to Common Stockholders	$ 621		$ 887		$ 1,378		$ 1,812
Weighted-Average Common Shares Outstanding:
Basic (shares)	1,288		1,328		1,287		1,331
Diluted (shares)	1,294	[3]	1,337	[3]	1,294	[2]	1,340	[2]
Earnings Per Common Shares Outstanding:
Basic (USD per share)	$ 0.48		$ 0.67		$ 1.07		$ 1.36
Diluted (USD per share)	$ 0.48	[3]	$ 0.66	[3]	$ 1.07	[2]	$ 1.35	[2]
Antidilutive stock options and restricted stock awards excluded from the calculation of diluted EPS (in shares)	19		16		19		17
Asset management and administration fees [Member]
Net Revenues
Asset management and administration fees and Trading revenue	$ 801		$ 786		$ 1,628		$ 1,541
Trading revenue [Member]
Net Revenues
Asset management and administration fees and Trading revenue	$ 193	[1]	$ 207	[1]	$ 381		$ 424

[1] Beginning in the first quarter of 2020, order flow revenue was reclassified from other revenue to trading revenue. Prior period amounts have been reclassified to reflect this change.

[2] Includes preferred stock dividends and undistributed earnings and dividends allocated to non-vested restricted stock units.

[3] Antidilutive stock options and restricted stock units excluded from the calculation of diluted EPS totaled 19 million and 16 million shares for the second quarters of 2020 and 2019, respectively, and 19 million and 17 million shares for the first six months of 2020 and 2019, respectively.