Federal Income Taxes (Tables)

12 Months Ended

Dec. 31, 2012

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,
	2012			2011			2010
	(Dollars in thousands)
Tax at statutory rate	$	25,133		$	21,088		$	10,916
Changes resulting from:
Tax-exempt interest income	(2,524		)	(2,569		)	(2,169		)
Income tax credits	(1,561		)	(1,374		)	(1,232		)
Other, net	(248		)	55			585
Provision for federal income taxes	$	20,800		$	17,200		$	8,100
Effective federal income tax rate	29.0		%	28.5		%	26.0		%

Provision for Federal Income Taxes Components

The provision for federal income taxes consisted of the following:



	Years Ended December 31,
	2012		2011		2010
	(In thousands)
Current	$	8,132	$	10,787	$	4,661
Deferred	12,668		6,413		3,439
Total	$	20,800	$	17,200	$	8,100

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,
	2012		2011
	(In thousands)
Deferred tax assets:
Allowance for loan losses	$	29,572	$	30,916
Acquisition-related fair value adjustments	9,498		13,373
Accrued expenses not currently deductible	4,518		3,924
Other real estate	3,244		3,407
Nonaccrual loan interest	2,564		1,495
Employee benefit plans	2,451		7,875
Share-based awards	1,783		1,452
Other	1,714		1,096
Total deferred tax assets	55,344		63,538
Deferred tax liabilities:
Goodwill	4,177		3,800
Loan fees	2,511		2,191
Investment securities available-for-sale	2,301		1,796
Core deposit intangible assets	1,202		1,468
Mortgage servicing rights	1,217		1,257
Prepaid expenses	941		888
Other	1,167		1,366
Total deferred tax liabilities	13,516		12,766
Net deferred tax assets	$	41,828	$	50,772