Line of Business Information (Tables)

3 Months Ended

Mar. 31, 2019

Segment Reporting [Abstract]

Summary of Line of Business Results

The following is a summary of our line of business results for the periods indicated. The "Other" columns represent costs incurred that are not allocated to a specific line of business, including certain severance and restructuring costs, acquisition costs and certain provisions for legal contingencies.

	Three Months Ended March 31,
	Investment Servicing						Investment Management						Other					Total
(Dollars in millions)	2019			2018			2019			2018			2019			2018		2019			2018
Servicing fees	$	1,251		$	1,421		$	—		$	—		$	—		$	—	$	1,251		$	1,421
Management fees	—			—			420			472			—			—		420			472
Foreign exchange trading services	246			274			34			30			—			—		280			304
Securities finance	117			141			1			—			—			—		118			141
Processing fees and other	180			77			11			—			—			—		191			77
Total fee revenue	1,794			1,913			466			502			—			—		2,260			2,415
Net interest income	679			648			(6		)	(5		)	—			—		673			643
Gains (losses) related to investment securities, net	(1		)	(2		)	—			—			—			—		(1		)	(2		)
Total revenue	2,472			2,559			460			497			—			—		2,932			3,056
Total expenses	1,864			1,870			406			398			23			—		2,293			2,268
Income before income tax expense	$	604		$	689		$	54		$	99		$	(23	)	$	—	$	635		$	788
Pre-tax margin	24		%	27		%	12		%	20		%						22		%	26		%