Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

The carrying amount of goodwill and other intangible assets is summarized below as of the dates indicated (in thousands):



	December 31,
	2018			2017
Core deposit intangible	$	62,652		$	62,652
Less: accumulated amortization	(46,141		)	(41,229		)
Net core deposit intangible	16,511			21,423
Noncompete agreement	3,144			3,144
Less: accumulated amortization	(2,695		)	(761		)
Net noncompete agreement	449			2,383
Total intangibles subject to amortization, net	16,960			23,806
Goodwill	307,112			220,591
Total goodwill and other intangible assets, net	$	324,072		$	244,397

The following is a summary of changes in the carrying amounts of goodwill for the years indicated (in thousands):



	Goodwill			Accumulated Impairment Losses			Goodwill, net of Accumulated Impairment Losses
December 31, 2016	$	447,615		$	(305,590	)	$	142,025
Acquisition of FOFN	54,703			—			54,703
Acquisition of HCSB	23,863			—			23,863
December 31, 2017	526,181			(305,590		)	220,591
Acquisition of NLFC	87,379			—			87,379
Measurement period adjustments - FOFN and HCSB	(858		)	—			(858		)
December 31, 2018	$	612,702		$	(305,590	)	$	307,112

The estimated aggregate amortization expense for future periods for core deposit intangibles and noncompete agreements is as follows (in thousands):



Year
2019	$	4,551
2020	3,315
2021	2,557
2022	1,982
2023	1,519
Thereafter	3,036
Total	$	16,960

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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