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GOODWILL AND OTHER INTANGIBLES (Tables)

12 Months Ended

Dec. 31, 2017

Gross Amount and Accumulated Amortization of Other Intangible Assets [Table Text Block]



The following table shows the gross amount and accumulated amortization of the Corporation’s intangible assets recognized as part of Other Assets in the consolidated statements of financial condition:
	As of
	December 31,
	2017			2016
(Dollars in thousands)
Core deposit intangible:
Gross amount, beginning of period	$	51,664		$	51,664
Accumulated amortization ⁽¹⁾		(46,186)			(44,466)
Net carrying amount	$	5,478		$	7,198

Remaining amortization period		7.0 years			8.1 years

Purchased credit card relationship intangible:
Gross amount	$	24,465		$	24,465
Accumulated amortization ⁽²⁾		(16,465)			(13,934)
Net carrying amount	$	8,000		$	10,531

Remaining amortization period		3.9 years			5 years

Insurance customer relationship intangible:
Gross amount	$	1,067		$	1,067
Accumulated amortization ⁽³⁾		(292)			(140)
Net carrying amount	$	775		$	927

Remaining amortization period		5.0 years			6.1 years

(1) For the years ended December 31, 2017 and 2016, the amortization expense of core deposit intangibles amounted to $1.7 million and $2.0 million, respectively.
(2) For the years ended December 31, 2017 and 2016, the amortization expense of the purchased credit card relationship intangible amounted to $2.5 million and $2.8 million, respectively.
(3) For the years ended December 31, 2017 and 2016, the amortization expense of the insurance customer relationship intangible amounted to $0.2 million and $0.1 million, respectively.

Schedule of Expected Amortization Expense [Table Text Block]

The estimated aggregate annual amortization expense related to the intangible assets for future periods is as follows:
			Amount
	(In thousands)
	2018	$	3,591
	2019		3,088
	2020		2,851
	2021		2,658
	2022		915
	2023 and after		1,150