Federal Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Schedule of Federal Effective Income Tax Rate Reconciliation

The differences between the provision for federal income taxes computed at the federal statutory income tax rate and the amounts recorded in the consolidated financial statements were as follows:



	Years Ended December 31,
	2014			2013			2012
	(Dollars in thousands)
Tax at statutory rate	$	31,367		$	28,388		$	25,133
Changes resulting from:
Tax-exempt interest income	(3,118		)	(2,746		)	(2,524		)
Income tax credits	(1,624		)	(1,615		)	(1,561		)
Other, net	875			273			(248		)
Provision for federal income taxes	$	27,500		$	24,300		$	20,800
Effective federal income tax rate	30.7		%	30.0		%	29.0		%

Provision for Federal Income Taxes Components

The provision for federal income taxes consisted of the following:



	Years Ended December 31,
	2014			2013		2012
	(In thousands)
Current	$	29,200		$	23,665	$	8,132
Deferred	(1,700		)	635		12,668
Total	$	27,500		$	24,300	$	20,800

Schedule of Deferred Tax Assets and Liabilities

Significant temporary differences that comprise the deferred tax assets and liabilities of the Corporation were as follows:



	December 31,
	2014		2013
	(In thousands)
Deferred tax assets:
Allowance for loan losses	$	26,489	$	27,675
Acquisition-related fair value adjustments	19,457		8,699
Accrued expenses not currently deductible	7,819		6,288
Nonaccrual loan interest	4,682		2,884
Other	12,729		8,779
Total deferred tax assets	71,176		54,325
Deferred tax liabilities:
Defined benefit pension plan	565		8,020
Goodwill	5,205		4,680
Mortgage servicing rights	4,276		1,197
Core deposit intangible assets	5,072		932
Other	3,319		4,011
Total deferred tax liabilities	18,437		18,840
Net deferred tax assets	$	52,739	$	35,485