GOODWILL AND INTANGIBLE ASSETS:

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

GOODWILL AND INTANGIBLE ASSETS

GOODWILL AND INTANGIBLE ASSETS:

The Corporation completed its annual impairment testing of goodwill during the fourth quarter of 2021 and 2020. Management does not believe any amount of goodwill is impaired.

Goodwill was as follows at year-end:

	2021		2020		2019
Beginning of year	$	78,592	$	78,592	$	34,355
Acquired goodwill	7,543		—		44,237
Impairment	—		—		—
End of year	$	86,135	$	78,592	$	78,592

Intangible assets subject to amortization at December 31, 2021 and 2020 are as follows:

 

	2021				2020
	Gross		Accumulated		Gross		Accumulated
(Dollar amounts in thousands)	Amount		Amortization		Amount		Amortization
Core deposit intangible	$	21,205	$	13,849	$	21,205	$	12,233
Acquired cored deposit intangible	652		(16)		—		—
	$	21,857	$	13,833	$	21,205	$	12,233

 Aggregate amortization expense was $1.6 million, $1.7 million and $923 thousand for 2021, 2020 and 2019, respectively.

Estimated amortization expense for the next five years is as follows:

	In thousands
2022	$	1,311
2023	1,128
2024	888
2025	786
2026	679