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Transfers of financial assets and servicing assets (Tables)

3 Months Ended

Mar. 31, 2012

Schedule Of Securitizations Of Financial Assets Accounted For As Sale [Text Block]

		Proceeds Obtained During the Quarter Ended March 31, 2012
(In thousands)	Level 1		Level 2		Level 3		Initial Fair Value
Assets
Trading account securities:
Mortgage-backed securities - GNMA		-	$	190,178		-	$	190,178
Mortgage-backed securities - FNMA		-		59,535		-		59,535
Total trading account securities		-	$	249,713		-	$	249,713
Mortgage servicing rights		-		-	$	3,233	$	3,233
Total		-	$	249,713	$	3,233	$	252,946

		Proceeds Obtained During the Quarter Ended March 31, 2011
(In thousands)	Level 1		Level 2		Level 3		Initial Fair Value
Assets
Trading account securities:
Mortgage-backed securities - GNMA		-	$	255,574		-	$	255,574
Mortgage-backed securities - FNMA		-		73,018		-		73,018
Total trading account securities		-	$	328,592		-	$	328,592
Mortgage servicing rights		-		-	$	5,949	$	5,949
Total		-	$	328,592	$	5,949	$	334,541

Schedule Of Servicing Assets At Fair Value Text Block

Residential MSRs
(In thousands)	March 31, 2012		March 31, 2011
Fair value at beginning of period	$	151,323	$	166,907
Purchases		474		383
Servicing from securitizations or asset transfers		3,757		6,297
Changes due to payments on loans^[1]		(4,161)		(3,246)
Reduction due to loan repurchases		(810)		(1,008)
Changes in fair value due to changes in valuation model inputs or assumptions		5,755		(1,917)
Other disposals		(7)		-
Fair value at end of period	$	156,331	$	167,416
[1] Represents changes due to collection / realization of expected cash flows over time.

Schedule Of Assumptions For Fair Value On Securitization Date Of Interests Continued To Be Held By Transferor Servicing Assets Or Servicing Liabilities Text Block

	Quarter ended
	March 31, 2012		March 31, 2011
Prepayment speed	5.6	%	4.9	%
Weighted average life	17.8	years	20.6	years
Discount rate (annual rate)	11.5	%	11.4	%

Originated Mortgage Servicing Rights M S R [Member]

Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets

	Originated MSRs

(In thousands)		March 31, 2012			December 31, 2011			March 31, 2011
Fair value of retained interests		$	101,890		$	99,280		$	104,513
Weighted average life			12.1	years		13.0	years		12.5	years
Weighted average prepayment speed (annual rate)			8.3	%		7.7	%		8.0	%
	Impact on fair value of 10% adverse change	$	(3,129)		$	(2,744)		$	(3,441)
	Impact on fair value of 20% adverse change	$	(6,385)		$	(5,800)		$	(6,811)
Weighted average discount rate (annual rate)			12.5	%		12.6	%		12.7	%
	Impact on fair value of 10% adverse change	$	(4,142)		$	(3,913)		$	(4,582)
	Impact on fair value of 20% adverse change	$	(8,234)		$	(7,948)		$	(8,895)

Purchased Mortgage Servicing Rights M S R [Member]

Schedule of Sensitivity Analysis of Fair Value, Transferor's Interests in Transferred Financial Assets

	Purchased MSRs

(In thousands)		March 31, 2012			December 31, 2011			March 31, 2011
Fair value of retained interests		$	54,441		$	52,043		$	62,903
Weighted average life			13.7	years		14.6	years		12.0	years
Weighted average prepayment speed (annual rate)			7.3	%		6.9	%		8.3	%
	Impact on fair value of 10% adverse change	$	(1,958)		$	(1,887)		$	(2,577)
	Impact on fair value of 20% adverse change	$	(3,474)		$	(3,303)		$	(4,642)
Weighted average discount rate (annual rate)			11.4	%		11.4	%		11.4	%
	Impact on fair value of 10% adverse change	$	(2,405)		$	(2,376)		$	(2,821)
	Impact on fair value of 20% adverse change	$	(4,305)		$	(4,214)		$	(5,077)

- Definition

Tabular disclosure of all information related to the key inputs and assumptions used in measuring the fair value of assets obtained or liabilities incurred, as the result of a sale of financial assets, relating to the transferor's continuing involvement, if any, at the time of securitization, asset-backed financing arrangement, or similar transfer (including at a minimum, but not limited to, and if applicable, quantitative information about discount rates, expected prepayments including the expected weighted-average life of prepayable financial assets, and anticipated credit losses, including expected static pool losses).

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- Definition

Tabular disclosure of a sensitivity analysis or stress test showing the hypothetical effect on the fair value of the transferor's interests in transferred financial assets (including any servicing assets or servicing liabilities) of two or more unfavorable variations from the expected levels for each key assumption that is reported, independently determined from any change in another key assumption, and a description of the objectives, methodology, and limitations of the sensitivity analysis or stress test.

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- Definition

Tabular disclosure of the activity in the balance of servicing assets (including a description of where changes in fair value are reported in the statement of income for each period for which results of operations are presented), including but not limited to, the following: beginning and ending balances, additions (for instance, through purchases of servicing assets), disposals, changes in fair value during the period resulting from changes in inputs or assumptions used in the valuation model, other changes in fair value along with a description of those changes, and other changes that affect the balance along with a description of those changes.

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