Income taxes (Tables)

3 Months Ended

Mar. 31, 2017

Schedule Of Deferred Tax Assets And Liabilities Table Text Block

(In thousands)			March 31, 2017		December 31, 2016
Deferred tax assets:
Tax credits available for carryforward		$	20,220	$	18,510
Net operating loss and other carryforward available			1,235,780		1,238,222
Postretirement and pension benefits			93,054		94,741
Deferred loan origination fees			6,065		6,622
Allowance for loan losses			634,690		649,107
Deferred gains			4,676		4,884
Accelerated depreciation			10,115		9,828
Intercompany deferred gains			2,328		2,496
Difference between the assigned values and the tax basis of assets and liabilities
	recognized in purchase business combinations		11,344		13,160
Other temporary differences			29,922		31,127
	Total gross deferred tax assets		2,048,194		2,068,697
Deferred tax liabilities:
FDIC-assisted transaction			56,331		58,363
Indefinite-lived intangibles			76,576		73,974
Unrealized net gain on trading and available-for-sale securities			20,851		21,335
Other temporary differences			8,959		8,477
	Total gross deferred tax liabilities		162,717		162,149
Valuation allowance			669,335		664,287
Net deferred tax asset		$	1,216,142	$	1,242,261

Summary Of Income Tax Contingencies Text Block

(In millions)		2017		2016
Balance at January 1	$	7.4	$	9.0
Additions for tax positions -January through March		0.2		0.4
Balance at March 31	$	7.6	$	9.4

PUERTO RICO

Schedule Of Effective Income Tax Rate Reconciliation Table Text Block

		Quarters ended
		March 31, 2017				March 31, 2016
(In thousands)		Amount	% of pre-tax income			Amount	% of pre-tax income
Computed income tax expense at statutory rates	$	49,121	39	%	$	45,733	39	%
Net benefit of tax exempt interest income		(18,004)	(14)			(15,584)	(13)
Deferred tax asset valuation allowance		5,056	4			5,273	5
Difference in tax rates due to multiple jurisdictions		(959)	(1)			(864)	(1)
Effect of income subject to preferential tax rate		(3,019)	(3)			(3,414)	(3)
State and local taxes		1,279	1			2,927	3
Others		(468)	-			(1,806)	(2)
Income tax expense	$	33,006	26	%	$	32,265	28	%