Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2015

Schedule of Carrying Amount of Goodwill

Changes to the carrying amount of goodwill by reporting unit for the three months ended March 31, 2015, and the year ended December 31, 2014 are provided in the following table.

(Dollars in thousands)	IBERIABANK		IMC		LTC		Total
Balance, December 31, 2013	$	373,905	$	23,178	$	4,789	$	401,872
Goodwill acquired during the year		115,278		—		376		115,654
Balance, December 31, 2014		489,183	$	23,178	$	5,165		517,526
Goodwill acquired during the period		104,197		—		—		104,197
Balance, March 31, 2015	$	593,380	$	23,178	$	5,165	$	621,723

Schedule of Definite-Lived Intangible Assets

Definite-lived intangible assets had the following carrying values included in “Other assets” on the Company’s consolidated balance sheets as of the periods indicated:

	March 31, 2015							December 31, 2014
	Gross Carrying		Accumulated			Net Carrying		Gross Carrying		Accumulated			Net Carrying
(Dollars in thousands)	Amount		Amortization			Amount		Amount		Amortization			Amount
Core deposit intangibles	$	77,252	$	(37,818	)	$	39,434	$	55,949	$	(36,354	)	$	19,595
Customer relationship intangible asset		1,348		(865	)		483		1,348		(822	)		526
Non-compete agreement		163		(105	)		58		163		(82	)		81
Other intangible assets		205		(63	)		142		205		(46	)		159
Total	$	78,968	$	(38,851	)	$	40,117	$	57,665	$	(37,304	)	$	20,361

Mortgage Servicing Rights [Member]

Schedule of Definite-Lived Intangible Assets

Mortgage servicing rights had the following carrying values as of the periods indicated:

	March 31, 2015							December 31, 2014
	Gross		Accumulated			Net		Gross		Accumulated			Net
(Dollars in thousands)	Carrying Amount		Amortization			Carrying Amount		Carrying Amount		Amortization			Carrying Amount
Mortgage servicing rights	$	4,988	$	(1,453	)	$	3,535	$	4,751	$	(1,253	)	$	3,498