GOODWILL AND OTHER INTANGIBLES (Tables)

3 Months Ended

Mar. 31, 2020

Goodwill And Intangible Assets Disclosure [Abstract]

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 indicated dates:
	As of		As of
	March 31,		December 31,
	2020		2019
(Dollars in thousands)
Core deposit intangible:
Gross amount	$	51,664	$	51,664
Accumulated amortization (1)		(48,377)		(48,176)
Net carrying amount	$	3,287	$	3,488
Remaining amortization period (in years)		4.8		5.1
Purchased credit card relationship intangible:
Gross amount	$	24,465	$	24,465
Accumulated amortization (2)		(21,324)		(20,850)
Net carrying amount	$	3,141	$	3,615
Remaining amortization period (in years)		1.6		1.9
Insurance customer relationship intangible:
Gross amount	$	1,067	$	1,067
Accumulated amortization (3)		(635)		(597)
Net carrying amount	$	432	$	470
Remaining amortization period (in years)		2.8		3.0

The estimated aggregate annual amortization expense related to the intangible assets for future periods is as follows as of March 31, 2020:
		Amount
(In thousands)
2020	$	2,138
2021		2,656
2022		915
2023		622
2024		457
2025 and after		72