Transfers of financial assets and mortgage servicing assets (Tables)

6 Months Ended

Jun. 30, 2020

Transfers and Servicing of Financial Assets

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

		Proceeds Obtained During the Quarter Ended June 30, 2020
(In thousands)	Level 1		Level 2		Level 3		Initial Fair Value
Assets
Trading account debt securities:
Mortgage-backed securities - GNMA	$	-	$	63,384	$	-	$	63,384
Mortgage-backed securities - FNMA		-		5,941		-		5,941
Total trading account debt securities	$	-	$	69,325	$	-	$	69,325
Mortgage servicing rights	$	-	$	-	$	1,100	$	1,100
Total	$	-	$	69,325	$	1,100	$	70,425

		Proceeds Obtained During the Six Months Ended June 30, 2020
(In thousands)	Level 1		Level 2		Level 3		Initial Fair Value
Assets
Trading account debt securities:
Mortgage-backed securities - GNMA	$	-	$	114,032	$	-	$	114,032
Mortgage-backed securities - FNMA		-		39,514		-		39,514
Total trading account debt securities	$	-	$	153,546	$	-	$	153,546
Mortgage servicing rights	$	-	$	-	$	2,587	$	2,587
Total	$	-	$	153,546	$	2,587	$	156,133

		Proceeds Obtained During the Quarter Ended June 30, 2019
(In thousands)	Level 1		Level 2		Level 3		Initial Fair Value
Assets
Trading account debt securities:
Mortgage-backed securities - GNMA	$	-	$	87,803	$	-	$	87,803
Mortgage-backed securities - FNMA		-		30,584		-		30,584
Total trading account debt securities	$	-	$	118,387	$	-	$	118,387
Mortgage servicing rights	$	-	$	-	$	2,154	$	2,154
Total	$	-	$	118,387	$	2,154	$	120,541

		Proceeds Obtained During the Six Months Ended June 30, 2019
(In thousands)	Level 1		Level 2		Level 3		Initial Fair Value
Assets
Trading account debt securities:
Mortgage-backed securities - GNMA	$	-	$	158,952	$	-	$	158,952
Mortgage-backed securities - FNMA		-		51,502		-		51,502
Total trading account debt securities	$	-	$	210,454	$	-	$	210,454
Mortgage servicing rights	$	-	$	-	$	3,812	$	3,812
Total	$	-	$	210,454	$	3,812	$	214,266

Schedule Of Servicing Assets At Fair Value Text Block

Residential MSRs
(In thousands)		June 30, 2020		June 30, 2019
Fair value at beginning of period		$	150,906	$	169,777
Additions			3,107		4,255
Changes due to payments on loans[1]			(4,989)		(5,586)
Reduction due to loan repurchases			(518)		(1,007)
Changes in fair value due to changes in valuation model inputs or assumptions			(7,386)		(14,418)
Other disposals			24		-
Fair value at end of period		$	141,144	$	153,021
[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

	Quarters ended				Six months ended
	June 30, 2020		June 30, 2019		June 30, 2020		June 30, 2019
Prepayment speed	9.2	%	7.5	%	7.5	%	6.9	%
Weighted average life (in years)	8.1		9.3		9.0		9.6
Discount rate (annual rate)	10.7	%	11.0	%	10.8	%	11.0	%

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

		Originated MSRs						Purchased MSRs
		June 30,			December 31,			June 30,			December 31,
(In thousands)		2020			2019			2020			2019
Fair value of servicing rights		$	55,165		$	58,842		$	85,979		$	92,064
Weighted average life (in years)			6.4			6.7			6.0			6.3
Weighted average prepayment speed (annual rate)			6.1	%		5.7	%		7.0	%		6.2	%
	Impact on fair value of 10% adverse change	$	(1,383)		$	(1,303)		$	(2,544)		$	(2,306)
	Impact on fair value of 20% adverse change	$	(2,719)		$	(2,568)		$	(4,973)		$	(4,525)
Weighted average discount rate (annual rate)			11.4	%		11.4	%		11.1	%		11.0	%
	Impact on fair value of 10% adverse change	$	(2,185)		$	(2,381)		$	(3,276)		$	(3,603)
	Impact on fair value of 20% adverse change	$	(4,221)		$	(4,596)		$	(6,333)		$	(6,959)