Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table presents goodwill as of the dates presented:

	December 31,
(dollars in thousands)	2020		2019
Balance at beginning of year	$	371,621	$	287,446
Additions	1,803		84,175
Balance at End of Year	$	373,424	$	371,621

Summary of Intangible Assets

The following table presents a summary of intangible assets as of the dates presented:

	December 31,
(dollars in thousands)	2020		2019
Gross carrying amount at beginning of year	$	31,052	$	21,898
Additions	288		9,154
Accumulated amortization	(22,665)		(20,133)
Balance at End of Year	$	8,675	$	10,919

Summary of Expected Amortization Expense for Finite-Lived Intangibles Assets

The following is a summary of the expected amortization expense for finite-lived intangible assets, assuming no new additions, for each of the five years following December 31, 2020 and thereafter:

(dollars in thousands)	Amount
2021	$	1,780
2022	1,518
2023	1,319
2024	1,151
2025	820
Thereafter	2,087
Total	$	8,675