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Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2021

NOTE 8 Goodwill and Other Intangible Assets

As of December 31, 2021 and 2020, goodwill totaled $31.5 million and $30.2 million, respectively.

The following table summarizes the carrying amounts of goodwill, by segment, as of December 31, 2021 and 2020:


	December 31,		December 31,
(dollars in thousands)	2021		2020
Banking	$	20,131	$	20,131
Retirement and benefit services		11,359		10,070
Total goodwill	$	31,490	$	30,201

The gross carrying amount and accumulated amortization for each type of identifiable intangible asset are as follows:


	December 31, 2021						December 31, 2020
(dollars in thousands)	Gross Carrying Amount		Accumulated Amortization		Total		Gross Carrying Amount		Accumulated Amortization		Total
Identifiable customer intangibles	$	42,057	$	(21,807)	$	20,250	$	43,346	$	(17,490)	$	25,856
Core deposit intangible assets		—		—		—		3,793		(3,730)		63
Total intangible assets	$	42,057	$	(21,807)	$	20,250	$	47,139	$	(21,220)	$	25,919

Aggregate amortization expense for the years ended December 31, 2021, 2020, and 2019 was $4.4 million, $4.0 million, and $4.1 million, respectively.

Estimated aggregate amortization expense for future years is as follows: