Goodwill, Core Deposit Premium and Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2014

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Acquired Finite-Lived Intangible Assets by Major Class

The gross carrying amount of other intangible assets and the associated accumulated amortization at September 30, 2014, and December 31, 2013, are presented in the table below, in thousands:

	September 30, 2014						December 31, 2013
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Amortizing intangible assets:
Core deposit intangibles	$	21,069	$	12,049	$	9,020	$	21,069	$	10,345	$	10,724
Mortgage servicing rights	36,193		12,228		23,965		32,160		10,372		21,788
Customer relationship intangible	1,177		763		414		1,177		730		447
Total	$	58,439	$	25,040	$	33,399	$	54,406	$	21,447	$	32,959

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The following table shows the estimated future amortization expense for amortizable intangible assets, in thousands:

	Core Deposit Intangibles		Mortgage Servicing Rights		Customer Relationship Intangible		Total
Three months ending December 31, 2014	$	476	$	1,424	$	11	$	1,911
Year ending December 31,
2015	1,780		5,635		42		7,457
2016	1,575		4,830		41		6,446
2017	1,393		4,025		40		5,458
2018	1,232		3,220		39		4,491
2019	1,056		2,415		38		3,509
Thereafter	1,508		2,416		203		4,127

Schedule of Servicing Assets at Fair Value

The following table summarizes, in thousands, the changes in capitalized mortgage servicing rights for the nine months ended September 30, 2014 and 2013:

	2014			2013
Balance at January 1	$	21,788		$	15,653
Originations	5,955			10,595
Amortization	(3,778		)	(5,548		)
Valuation adjustment	—			496
Balance at September 30	$	23,965		$	21,196
Fair value of mortgage servicing rights	$	33,260		$	31,179
Mortgage servicing rights, net to servicing portfolio	0.71		%	0.73		%