Condensed Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions		3 Months Ended				6 Months Ended
		Jun. 30, 2021		Jun. 30, 2020		Jun. 30, 2021		Jun. 30, 2020
Net Revenues
Interest revenue	[1]	$ 2,068		$ 1,486		$ 4,083		$ 3,194
Interest expense	[1]	(121)		(97)		(225)		(233)
Net interest revenue	[1]	1,947		1,389		3,858		2,961
Other	[1]	241		67		462		97
Total net revenues	[1]	4,527		2,450		9,242		5,067
Expenses Excluding Interest
Compensation and benefits	[1]	1,318		819		2,748		1,716
Professional services	[1]	247		198		473		380
Occupancy and equipment	[1]	239		152		476		294
Advertising and market development	[1]	128		70		244		137
Communications	[1]	166		78		313		153
Depreciation and amortization		135	[1]	97	[1]	264	[2]	187	[2]
Amortization of acquired intangible assets		154	[1]	12	[1]	308	[1]	18	[2]
Regulatory fees and assessments	[1]	66		36		144		70
Other	[1]	355		100		593		177
Total expenses excluding interest	[1]	2,808		1,562		5,563		3,132
Income before taxes on income	[1]	1,719		888		3,679		1,935
Taxes on income	[1]	454		217		930		469
Net Income		1,265	[1]	671	[1]	2,749	[1]	1,466	[2]
Preferred stock dividends and other	[1],[3]	148		50		244		88
Net Income Available to Common Stockholders	[1]	$ 1,117		$ 621		$ 2,505		$ 1,378
Weighted-Average Common Shares Outstanding:
Basic (shares)	[1]	1,886		1,288		1,884		1,287
Diluted (shares)	[1]	1,896		1,294		1,894		1,294
Earnings Per Common Shares Outstanding
Basic (USD per share)	[1],[4]	$ 0.59		$ 0.48		$ 1.33		$ 1.07
Diluted (USD per share)	[1],[4]	$ 0.59		$ 0.48		$ 1.32		$ 1.07
Asset management and administration fees [Member]
Net Revenues
Revenues from contracts with customers	[1],[5]	$ 1,047		$ 801		$ 2,063		$ 1,628
Trading revenue [Member]
Net Revenues
Revenues from contracts with customers	[1]	955		193		2,171		381
Bank deposit account fees [Member]
Net Revenues
Revenues from contracts with customers		337		0		688	[1]	0
Fee waivers [Member]
Net Revenues
Revenues from contracts with customers		$ 85		$ 15		$ 163		$ 15

[1] Certain prior year amounts have been reclassified to conform to the current year presentation. See Note 1 for additional information.

[2] Certain prior year amounts have been reclassified to conform to the current year presentation. See Note 1 for additional information.

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

[4] For the three and six months ended June 30, 2021, the Company had voting and nonvoting common stock outstanding. As the participation rights, including dividend and liquidation rights, are identical between the voting and nonvoting stock classes, basic and diluted earnings per share are the same for each class. See Note 16 for additional information.

[5] Includes fee waivers of $85 million and $163 million for the second quarter and first six months of 2021, respectively, and $15 million for the second quarter and first six months of 2020.