Commitments and Contingent Liabilities (Tables)

3 Months Ended

Mar. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Significant Industry Concentrations Related to Credit Exposure

Significant industry concentrations related to credit exposure at March 31, 2013 are disclosed in the financial institutions portfolio exposure table and the commercial portfolio exposure table below.

Financial institutions portfolio exposure (in billions)	March 31, 2013
	Loans		Unfunded commitments		Total exposure
Banks	$	8.6	$	1.9	$	10.5
Securities industry	3.6		1.9		5.5
Asset managers	1.3		3.5		4.8
Insurance	0.2		4.1		4.3
Government	—		3.0		3.0
Other	0.1		1.1		1.2
Total	$	13.8	$	15.5	$	29.3

Commercial portfolio exposure (in billions)	March 31, 2013
	Loans		Unfunded commitments		Total exposure
Services and other	$	0.5	$	5.9	$	6.4
Energy and utilities	0.6		5.8		6.4
Manufacturing	0.3		5.5		5.8
Media and telecom	0.1		1.5		1.6
Total	$	1.5	$	18.7	$	20.2

Summary of Off-Balance Sheet Credit Risks, Net of Participations

The following table presents a summary of our off-balance sheet credit risks, net of participations.

Off-balance sheet credit risks	March 31,		Dec. 31,
(in millions)	2013		2012
Lending commitments (a)	$	31,522	$	31,265
Standby letters of credit (b)	7,129		7,167
Commercial letters of credit	156		219
Securities lending indemnifications	251,977		245,717

(a) Net of participations totaling $612 million at March 31, 2013 and $350 million at Dec. 31, 2012.

(b) Net of participations totaling $1.0 billion at March 31, 2013 and $1.0 billion at Dec. 31, 2012.

Standby Letters of Credits by Investment Grade

The table below shows SBLCs by investment grade:

Standby letters of credit	March 31,		Dec. 31,
	2013		2012
Investment grade	91	%	93	%
Noninvestment grade	9	%	7	%