GOODWILL AND INTANGIBLE ASSETS: (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Intangible Assets Subject to Amortization

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

Estimated Amortization Expense

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