Consolidated Balance Sheet (USD $) In Millions, unless otherwise specified	Mar. 31, 2012		Dec. 31, 2011
Securities:
Loans	$ 43,028		$ 43,979
Allowance for loan losses	(386)		(394)
Goodwill	18,002		17,904
Intangible assets	5,072		5,152
Other assets (includes $1,200 and $1,848, at fair value)	19,433		19,839
Total assets	300,169		325,266
Deposits:
Total liabilities	265,340		291,065
Temporary equity
Redeemable noncontrolling interest	120		114
Permanent equity
Common stock - par value $0.01 per common share; authorized 3,500,000,000 common shares; issued 1,250,564,475 and 1,249,061,305 common shares	12		12
Additional paid-in capital	23,304		23,185
Retained earnings	13,277		12,812
Accumulated other comprehensive loss, net of tax	(1,229)		(1,627)
Less: Treasury stock of 57,848,021 and 39,386,698 common shares, at cost	(1,364)		(965)
Total The Bank of New York Mellon Corporation shareholders' equity	34,000		33,417
Total permanent equity	34,709	[1]	34,087	[1]
Total liabilities, temporary equity and permanent equity	300,169		325,266
Operations
Cash and due from:
Banks	4,333		4,175
Interest-bearing deposits with the Federal Reserve and other central banks	62,030		90,243
Interest-bearing deposits with banks	34,854		36,321
Federal funds sold and securities purchased under resale agreements	5,437		4,510
Securities:
Held-to-maturity (fair value of $4,849 and $3,540)	4,819		3,521
Available-for-sale	83,374		78,467
Total securities	88,193		81,988
Trading assets	6,250		7,861
Loans	43,028		43,979
Allowance for loan losses	(386)		(394)
Net loans	42,642		43,585
Premises and equipment	1,715		1,681
Accrued interest receivable	599		660
Goodwill	18,002		17,904
Intangible assets	5,072		5,152
Other assets (includes $1,200 and $1,848, at fair value)	19,433		19,839
Total assets	288,560		313,919
Other assets	1,200		1,848
Deposits:
Noninterest-bearing (principally U.S. offices)	65,027		95,335
Interest-bearing deposits in U.S. offices	38,608		41,231
Interest-bearing deposits in Non-U.S. offices	88,827		82,528
Total deposits	192,462		219,094
Federal funds purchased and securities sold under repurchase agreements	8,285		6,267
Trading liabilities	6,636		8,071
Payables to customers and broker-dealers	12,959		12,671
Commercial paper	1,070		10
Other borrowed funds	2,062		2,174
Accrued taxes and other expenses	5,819		6,235
Other liabilities (includes allowance for lending related commitments of $108 and $103, also includes $275 and $382, at fair value)	5,383		6,525
Long-term debt (includes $320 and $326, at fair value)	20,336		19,933
Total liabilities	255,012		280,980
Other liabilities	275		382
Investment Management Funds
Securities:
Trading assets	11,079		10,751
Other assets	530		596
Total assets	11,609		11,347
Deposits:
Trading liabilities	10,290		10,053
Other liabilities	38		32
Total liabilities	10,328		10,085
Permanent equity
Non-redeemable noncontrolling interests	$ 709		$ 670

[1] Includes total The Bank of New York Mellon Corporation common shareholders' equity of $33,417 million at Dec. 31, 2011 and $34,000 million at March 31, 2012.