Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2021

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Changes in Carrying Amount of Goodwill

Changes in the carrying amount of the Corporation's goodwill by business segment for the years ended December 31, 2021 and 2020 were as follows:

(Dollars in thousands)	Banking		Wealth Management		Insurance		Consolidated
Balance at December 31, 2019	$	138,476	$	15,434	$	18,649	$	172,559
Addition to goodwill from acquisitions	—		—		—		—
Balance at December 31, 2020	138,476		15,434		18,649		172,559
Addition to goodwill from acquisitions	—		—		2,951		2,951
Balance at December 31, 2021	$	138,476	$	15,434	$	21,600	$	175,510

Components of Intangible Assets

The following table reflects the components of intangible assets at the dates indicated:

	At December 31, 2021						At December 31, 2020
(Dollars in thousands)	Gross Carrying Amount		Accumulated Amortization (1)		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization (1)		Net Carrying Amount
Amortized intangible assets:
Core deposit intangibles	$	6,788	$	5,425	$	1,363	$	6,788	$	4,787	$	2,001
Customer-related intangibles	8,493		5,886		2,607		7,604		7,147		457
Servicing rights	26,560		18,682		7,878		22,354		15,946		6,408
Total amortized intangible assets	$	41,841	$	29,993	$	11,848	$	36,746	$	27,880	$	8,866

(1) Included within accumulated amortization is a valuation allowance of $13 thousand and $87 thousand on servicing rights at December 31, 2021 and 2020, respectively.

Estimated Aggregate Amortization Expense

The estimated aggregate amortization expense for core deposit and customer-related intangibles for each of the five succeeding fiscal years and thereafter follows:

Year	(Dollars in thousands)	Amount
2022		$	1,157
2023		845
2024		648
2025		469
2026		319
Thereafter		532
Total		$	3,970

Changes in Servicing Rights

Changes in the servicing rights balance are summarized as follows:

	For the Years Ended December 31,
(Dollars in thousands)	2021		2020		2019
Beginning of period	$	6,408	$	6,626	$	6,768
Servicing rights capitalized	4,206		3,194		1,787
Amortization of servicing rights	(2,810)		(3,325)		(1,929)
Changes in valuation allowance	74		(87)		—
End of period	$	7,878	$	6,408	$	6,626
Loans serviced for others	$	1,428,020	$	1,200,742	$	1,080,905

Activity In Valuation Allowance For Servicing Rights Table

Changes in the valuation allowance for servicing rights are summarized as follows:

	For the Years Ended December 31,
(Dollars in thousands)	2021		2020		2019
Valuation allowance, beginning of period	$	(87)	$	—	$	—
Additions	—		(87)		—
Reductions	74		—		—
Valuation allowance, end of period	$	(13)	$	(87)	$	—

Estimated Amortization Expense of Servicing Rights

The estimated amortization expense of servicing rights for each of the five succeeding fiscal years and thereafter is as follows:

Year	(Dollars in thousand)	Amount
2022		$	1,399
2023		1,168
2024		973
2025		808
2026		669
Thereafter		2,861
Total		$	7,878