Revenue from Contracts with Customers (Tables)

12 Months Ended

Dec. 31, 2020

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

In the following table, revenue is disaggregated by our two lines of business and by revenue stream for which the nature, amount, timing and uncertainty of revenue and cash flows are affected by economic factors. The amounts in the "Other" columns were not allocated to our business lines.

	Year Ended December 31, 2020
	Investment Servicing						Investment Management						Other						Total
(Dollars in millions)	Topic 606 revenue		All other revenue		Total		Topic 606 revenue		All other revenue		Total		Topic 606 revenue		All other revenue		Total		2020
Servicing fees	$	5,167	$	—	$	5,167	$	—	$	—	$	—	$	—	$	—	$	—	$	5,167
Management fees	—		—		—		1,880		—		1,880		—		—		—		1,880
Foreign exchange trading services	377		922		1,299		64		—		64		—		—		—		1,363
Securities finance	212		130		342		—		14		14		—		—		—		356
Software and processing fees	487		219		706		—		27		27		—		—		—		733
Total fee revenue	6,243		1,271		7,514		1,944		41		1,985		—		—		—		9,499
Net interest income	—		2,211		2,211		—		(11)		(11)		—		—		—		2,200
Total other income	—		4		4		—		—		—		—		—		—		4
Total revenue	$	6,243	$	3,486	$	9,729	$	1,944	$	30	$	1,974	$	—	$	—	$	—	$	11,703
	Year Ended December 31, 2019
	Investment Servicing						Investment Management						Other						Total
(Dollars in millions)	Topic 606 revenue		All other revenue		Total		Topic 606 revenue		All other revenue		Total		Topic 606 revenue		All other revenue		Total		2019
Servicing fees	$	5,074	$	—	$	5,074	$	—	$	—	$	—	$	—	$	—	$	—	$	5,074
Management fees	—		—		—		1,824		—		1,824		—		—		—		1,824
Foreign exchange trading services	346		628		974		84		—		84		—		—		—		1,058
Securities finance	259		203		462		—		9		9		—		—		—		471
Software and processing fees	456		235		691		—		29		29		—		—		—		720
Total fee revenue	6,135		1,066		7,201		1,908		38		1,946		—		—		—		9,147
Net interest income	—		2,590		2,590		—		(24)		(24)		—		—		—		2,566
Total other income	—		43		43		—		—		—		—		—		—		43
Total revenue	$	6,135	$	3,699	$	9,834	$	1,908	$	14	$	1,922	$	—	$	—	$	—	$	11,756
	Year Ended December 31, 2018
	Investment Servicing						Investment Management						Other						Total
(Dollars in millions)	Topic 606 revenue		All other revenue		Total		Topic 606 revenue		All other revenue		Total		Topic 606 revenue		All other revenue		Total		2018
Servicing fees	$	5,429	$	—	$	5,429	$	—	$	—	$	—	$	(8)	$	—	$	(8)	$	5,421
Management fees	—		—		—		1,899		—		1,899		—		—		—		1,899
Foreign exchange trading services	361		710		1,071		82		—		82		—		—		—		1,153
Securities finance	308		235		543		—		—		—		—		—		—		543
Software and processing fees	209		234		443		—		(5)		(5)		—		—		—		438
Total fee revenue	6,307		1,179		7,486		1,981		(5)		1,976		(8)		—		(8)		9,454
Net interest income	—		2,691		2,691		—		(20)		(20)		—		—		—		2,671
Total other income	—		6		6		—		—		—		—		—		—		6
Total revenue	$	6,307	$	3,876	$	10,183	$	1,981	$	(25)	$	1,956	$	(8)	$	—	$	(8)	$	12,131