Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Other Intangible Assets [Abstract]

Summary of goodwill

A summary of goodwill is as follows:

(In thousands)
January 1, 2017	$	265,439
Goodwill Acquired		2,604
December 31, 2017	$	268,043
January 1, 2016	$	265,957
Goodwill Acquired		2,047
Goodwill Adjustments		(2,565	)
December 31, 2016	$	265,439

Summary of core deposit and other intangible assets

A summary of core deposit and other intangible assets follows:

	December 31,
(In thousands)	2017		2016
Core deposit intangibles:
Gross carrying amount	$	8,975	$	8,975
Less: accumulated amortization		6,581		5,626
Net carrying amount	$	2,394	$	3,349
Identified intangible assets:
Gross carrying amount	$	33,632	$	32,338
Less: accumulated amortization		22,606		19,872
Net carrying amount	$	11,026	$	12,466
Total intangibles:
Gross carrying amount	$	42,607	$	41,313
Less: accumulated amortization		29,187		25,498
Net carrying amount	$	13,420	$	15,815