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Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2017

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Intangible Assets

The following is a summary of intangible assets:

		Gross Carrying Amount				Accumulated Amortization				Net Carrying Amount
		(Dollars in thousands)
As of September 30, 2017
Core deposit intangibles		$	17,447			$	(7,991	)		$	9,456
Customer relationship intangibles			5,699				(3,680	)			2,019
Mortgage servicing intangibles			449				(279	)			170
Total		$	23,595			$	(11,950	)		$	11,645
As of December 31, 2016
Core deposit intangibles		$	17,447			$	(6,611	)		$	10,836
Customer relationship intangibles			5,699				(3,419	)			2,280
Mortgage servicing intangibles			473				(259	)			214
Total		$	23,619			$	(10,289	)		$	13,330

Summary of Goodwill by Business Segment

The following is a summary of goodwill by business segment:

										Other				Executive,
		Metropolitan				Community				Financial				Operations
		Banks				Banks				Services				& Support				Consolidated
		(Dollars in thousands)
Nine months ended September 30, 2017
Balance at beginning and end of period		$	8,078			$	40,050			$	5,464			$	450			$	54,042