Consolidated Comprehensive Income Statement (Parenthetical) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012
Statement of Other Comprehensive Income [Abstract]
Other comprehensive income (loss) attributable to The Bank of New York Mellon Corporation shareholders	$ (272)	$ (172)	$ 398

Net of tax amount of other comprehensive income (loss) attributable to the parent entity.

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+ Details