Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Summary Of Intangible Assets and Accumulated Amortization Included In The Consolidated Statements of Condition

The following is a summary of other intangible assets included in the Consolidated Condensed Statements of Condition:

	September 30, 2017							December 31, 2016
(Dollars in thousands)	Gross Carrying Amount		Accumulated Amortization			Net Carrying Value		Gross Carrying Amount		Accumulated Amortization			Net Carrying Value
Core deposit intangibles	$	16,850	$	(6,154	)	$	10,696	$	16,850	$	(4,721	)	$	12,129
Customer relationships (a)	76,865		(49,496		)	27,369		54,865		(46,302		)	8,563
Other (a) (b)	5,622		(530		)	5,092		555		(230		)	325
Total	$	99,337	$	(56,180	)	$	43,157	$	72,270	$	(51,253	)	$	21,017

(a) 2017 increase associated with the Coastal acquisition.

(b) Balance primarily includes noncompete covenants, as well as $.3 million related to state banking licenses not subject to amortization.

Schedule of Estimated Aggregate Amortization Expense for Intangible Assets

As of September 30, 2017 the estimated aggregated amortization expense is expected to be:

(Dollars in thousands)
Year	Amortization
Remainder of 2017	$	1,964
2018	7,483
2019	7,179
2020	4,303
2021	4,123
2022	3,356

Summary Of Gross Goodwill And Accumulated Impairment Losses And Write-Offs Detailed By Reportable Segments

The following is a summary of goodwill by reportable segment included in the Consolidated Condensed Statements of Condition as of September 30, 2017 and December 31, 2016.

(Dollars in thousands)	Regional Banking		Fixed Income		Total
December 31, 2015	$	93,303	$	98,004	$	191,307
Additions	64		—		64
September 30, 2016	$	93,367	$	98,004	$	191,371
December 31, 2016	$	93,367	$	98,004	$	191,371
Additions (a)	—		44,964		44,964
September 30, 2017	$	93,367	$	142,968	$	236,335

(a) See Note 2 - Acquisitions and Divestitures for further details regarding goodwill related to acquisitions.