Line of Business Information (Tables)

12 Months Ended

Dec. 31, 2013

Segment Reporting [Abstract]

Summary of Line of Business Results

	Investment Servicing									Investment Management									Other									Total
Years Ended December 31,	2013			2012			2011			2013			2012			2011			2013			2012			2011			2013			2012			2011
(Dollars in millions, except where otherwise noted)
Fee revenue:
Servicing fees	$	4,819		$	4,414		$	4,382		$	—		$	—		$	—		$	—		$	—		$	—		$	4,819		$	4,414		$	4,382
Management fees	—			—			—			1,106			993			917			—			—			—			1,106			993			917
Trading services	994			912			1,131			67			98			89			—			—			—			1,061			1,010			1,220
Securities finance	324			363			333			35			42			45			—			—			—			359			405			378
Processing fees and other	238			259			284			7			7			13			—			—			—			245			266			297
Total fee revenue	6,375			5,948			6,130			1,215			1,140			1,064			—			—			—			7,590			7,088			7,194
Net interest revenue	2,221			2,464			2,231			82			74			102			—			—			—			2,303			2,538			2,333
Gains (losses) related to investment securities, net	(9		)	69			67			—			—			—			—			(46		)	—			(9		)	23			67
Total revenue	8,587			8,481			8,428			1,297			1,214			1,166			—			(46		)	—			9,884			9,649			9,594
Provision for loan losses	6			(3		)	—			—			—			—			—			—			—			6			(3		)	—
Total expenses	6,176			6,041			5,890			836			864			899			180			(19		)	269			7,192			6,886			7,058
Income before income tax expense	$	2,405		$	2,443		$	2,538		$	461		$	350		$	267		$	(180	)	$	(27	)	$	(269	)	$	2,686		$	2,766		$	2,536
Pre-tax margin	28		%	29		%	30		%	36		%	29		%	23		%										27		%	29		%	26		%
Average assets (in billions)	$	203.24		$	190.09		$	170.45		$	3.76		$	3.72		$	4.36											$	207.00		$	193.81		$	174.81