Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2011

Goodwill and Other Intangible Assets [Abstract]

Changes in the carrying amount of goodwill

in millions	Key Community Bank		Key Corporate Bank		Total
BALANCE AT DECEMBER 31, 2009	$	917		—	$	917
Impairment losses based on results of interim impairment testing		—		—		—
BALANCE AT DECEMBER 31, 2010		917		—		917
Impairment losses based on results of interim impairment testing		—		—		—
BALANCE AT DECEMBER 31, 2011	$	917		—	$	917

Gross carrying amount and the accumulated amortization of intangible assets

	2011				2010
December 31, in millions	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Intangible assets subject to amortization:
Core deposit intangibles	$	65	$	48	$	65	$	44
Other intangible assets (a)		142		142		142		142
Total	$	207	$	190	$	207	$	186

(a) Carrying amount and accumulated amortization excludes $18 million each at December 31, 2011 and 2010, related to the discontinued operations of Austin.