Goodwill and Other Intangible Assets (Tables)

6 Months Ended

Jun. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Goodwill

The following table details changes in the recorded amount of goodwill:

(Dollars in thousands)	June 30, 2023		December 31, 2022
Goodwill, beginning of year	$	292,397	$	264,193
Goodwill recorded from acquisitions	64,000		28,204
Goodwill, end of period	$	356,397	$	292,397

Summary of Finite Lived Intangible Assets

Other intangible assets were comprised of the following at June 30, 2023, and at December 31, 2022:

(Dollars in thousands)	Core Deposits		Customer Relationships		Indefinite-Lived Trade Names		Total
June 30, 2023
Gross intangibles	$	26,464	$	39,241	$	2,491	$	68,196
Intangibles recorded from acquisitions	27,722		—		—		27,722
Accumulated amortization	(22,226)		(18,522)		—		(40,748)
Total acquisition-related intangibles	$	31,960	$	20,719	$	2,491	$	55,170
Servicing rights							1,605
Total other intangibles							$	56,775
December 31, 2022
Gross intangibles	$	26,464	$	25,173	$	1,274	$	52,911
Intangibles recorded from acquisitions	—		14,067		1,217		15,284
Accumulated amortization	(20,667)		(15,412)		—		(36,079)
Total acquisition-related intangibles	$	5,797	$	23,828	$	2,491	$	32,116
Servicing rights							1,816
Total other intangibles							$	33,932

Summary of Future Amortization of Intangible Assets

The following table details estimated aggregate future amortization of other intangible assets at June 30, 2023:

(Dollars in thousands)	Core Deposits		Customer Relationships		Total
Remaining six months of 2023	$	3,418	$	3,151	$	6,569
2024	5,881		5,325		11,206
2025	4,614		4,255		8,869
2026	3,738		3,114		6,852
2027	3,046		2,289		5,335
Thereafter	11,263		2,585		13,848
Total	$	31,960	$	20,719	$	52,679