Securities (Tables)

6 Months Ended

Jun. 30, 2011

Securities (Tables) [Abstract]

Details of Securities

	June 30, 2011
			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
in millions	Cost		Gains		Losses		Value
SECURITIES AVAILABLE FOR SALE
U.S. Treasury, agencies and corporations	$	9		—		—	$	9
States and political subdivisions		126	$	3		—		129
Collateralized mortgage obligations		17,124		485		—		17,609
Other mortgage-backed securities		845		72		—		917
Other securities		13		3		—		16
Total securities available for sale	$	18,117	$	563		—	$	18,680
HELD-TO-MATURITY SECURITIES
States and political subdivisions	$	1		—		—	$	1
Other securities		18		—		—		18
Total held-to-maturity securities	$	19		—		—	$	19
	December 31, 2010
			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
in millions	Cost		Gains		Losses		Value
SECURITIES AVAILABLE FOR SALE
U.S. Treasury, agencies and corporations	$	8		—		—	$	8
States and political subdivisions		170	$	2		—		172
Collateralized mortgage obligations		20,344		408	$	87		20,665
Other mortgage-backed securities		998		71		—		1,069
Other securities		15		4		—		19
Total securities available for sale	$	21,535	$	485	$	87	$	21,933
HELD-TO-MATURITY SECURITIES
States and political subdivisions	$	1		—		—	$	1
Other securities		16		—		—		16
Total held-to-maturity securities	$	17		—		—	$	17
	June 30, 2010
			Gross		Gross
	Amortized		Unrealized		Unrealized		Fair
in millions	Cost		Gains		Losses		Value
SECURITIES AVAILABLE FOR SALE
U.S. Treasury, agencies and corporations	$	8		—		—	$	8
States and political subdivisions		75	$	3		—		78
Collateralized mortgage obligations		17,817		473		—		18,290
Other mortgage-backed securities		1,187		96		—		1,283
Other securities		106		11	$	3		114
Total securities available for sale	$	19,193	$	583	$	3	$	19,773
HELD-TO-MATURITY SECURITIES
States and political subdivisions	$	3		—		—	$	3
Other securities		16		—		—		16
Total held-to-maturity securities	$	19		—		—	$	19

Available for Sale Securities (Unrealized Loss Position)

	Duration of Unrealized Loss Position
	Less than 12 Months				12 Months or Longer				Total
			Gross				Gross				Gross
			Unrealized				Unrealized				Unrealized
in millions	Fair Value		Losses		Fair Value		Losses		Fair Value		Losses
JUNE 30, 2011
Securities available for sale:
Collateralized mortgage obligations	$	126		—		—		—	$	126		—
Total temporarily impaired securities	$	126		—		—		—	$	126		—
DECEMBER 31, 2010
Securities available for sale:
Collateralized mortgage obligations	$	4,028	$	87		—		—	$	4,028	$	87
Total temporarily impaired securities	$	4,028	$	87		—		—	$	4,028	$	87
June 30, 2010
Securities available for sale:
Other securities	$	18	$	2	$	3	$	1	$	21	$	3
Total temporarily impaired securities	$	18	$	2	$	3	$	1	$	21	$	3

Cumulative Credit Portion of Impairments on Debt Securities

in millions
Balance at March 31, 2011	$	4
Impairment recognized in earnings		—
Balance at June 30, 2011	$	4

Available for Sale Securities Realized Gains and Losses

in millions
Realized gains	$	23
Realized losses		(22	)
Net securities gains (losses)	$	1

Securities by Maturity

	Securities				Held-to-Maturity
	Available for Sale				Securities
June 30, 2011	Amortized		Fair		Amortized		Fair
in millions	Cost		Value		Cost		Value
Due in one year or less	$	323	$	331	$	5	$	5
Due after one through five years		17,620		18,166		14		14
Due after five through ten years		101		110		—		—
Due after ten years		73		73		—		—
Total	$	18,117	$	18,680	$	19	$	19