GOODWILL, OTHER INTANGIBLE ASSETS AND MORTGAGE SERVICING RIGHTS (Tables)

3 Months Ended

Mar. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Changes in Goodwill and Intangible Assets

The following table summarizes the changes in the Company’s goodwill and other intangibles for the three months ended March 31, 2016 and the year ended December 31, 2015 (in thousands):

	Goodwill			CDI			Favorable LHI			Total
Balance, December 31, 2014	$	—		$	2,831		$	—		$	2,831
Additions through acquisitions	247,738			37,395			776			285,909
Amortization				(3,164		)	(66		)	(3,230		)
Other changes (1)	—			(300		)	—			(300		)
Balance, December 31, 2015	247,738			36,762			710			285,210
Amortization				(1,808		)	(66		)	(1,874		)
Adjustments to goodwill	(2,927		)							(2,927		)
Balance, March 31, 2016	$	244,811		$	34,954		$	644		$	280,409

⁽¹⁾  Acquired CDI from AmericanWest was adjusted for a branch that was subsequently sold.

Schedule of Estimated Annual Amortization Expense

The following table presents the estimated amortization expense with respect to CDI for the periods indicated (in thousands):

Remainder of 2016	$	5,253
2017	6,332
2018	5,610
2019	4,889
2020	4,169
Thereafter	8,701
	$	34,954

Schedule of Servicing Assets at Amortized Value

An analysis of our mortgage servicing rights, net of valuation allowances, for the three months ended March 31, 2016 and 2015 is presented below (in thousands):

	Three Months Ended March 31,
	2016			2015
Balance, beginning of the period	$	13,295		$	9,030
Additions—amounts capitalized	1,204			1,216
Additions—acquired through business combinations	—			2,172
Amortization (1)	(823		)	(709		)
Balance, end of the period (2)	$	13,676		$	11,709

⁽¹⁾  Amortization of mortgage servicing rights is recorded as a reduction of loan servicing income and any unamortized balance is fully written off if the loan repays in full.

⁽²⁾  There was no valuation allowance as of March 31, 2016 and 2015.