Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Finite-lived Intangible Assets

The following table summarizes the changes in the balances of core deposit and customer relationship intangible assets, and the related accumulated amortization for the years ended December 31:

(Dollars in thousands)	2023		2022		2021
Gross balance of intangible assets:
Balance, beginning of year	$	145,212	$	145,212	$	145,212
Additions due to acquisitions	—		—		—
Balance, end of year	145,212		145,212		145,212
Accumulated amortization:
Balance, beginning of year	(89,624)		(75,641)		(59,705)
Amortization	(12,303)		(13,983)		(15,936)
Balance, end of year	(101,927)		(89,624)		(75,641)
Net intangible assets, end of year	$	43,285	$	55,588	$	69,571